Learn about the major KDDI group companies.
- AEON Holdings Corporation
AEON Holdings is the industry leader of language education business and provides wide-range of services such as training of English, Japanese, and Chinese, as well as a study-abroad agency.
We have strength in well-experienced teachers and the proven teaching materials through the accumulation of training for long years.
And we persistently contribute to the globalization of Japanese through personnel training in foreign language.
2-3-23 Kosei-cho, Kita-ku, Okayama-shi, Okayama Prefecture 700-8610
- Altius Link, Inc.
Altius Link, Inc. engages in high quality human resources business for communications strategies by maximizing the overall power of the global enterprise known as the KDDI Group as a major backbone.
Shinjuku First West, 1-23-7 Nishi-Shinjuku, Shinjuku-ku, Tokyo 160-0023
- ARISE analytics Inc.
ARISE analytics Inc. supports digital transformation of enterprises by leveraging the strengths of KDDI and Accenture; KDDI-owned large data, state-of-the-art data processing technologies and analytics platforms are powered by Accenture's extensive expertise in data analytics and proprietary analytic solutions that have been successfully deployed in Japan and overseas. By turning data-driven insights into decisions and actions, we bring new value to partner companies and KDDI Group that offers a wide range of services including communications, e-commerce, and financial services.
2-21-1 Shibuya, Shibuya-ku, Tokyo 150-8510
- A-Sketch Inc.
A-Sketch is a joint investment between KDDI and AMUSE Inc. With its core presence based in mobile phone technology, it uses this technology to engage in music label activities such as music delivery, recording, and music management activities. A-Sketch also handles new artist head-hunting through technology like social network services (SNS) and is actively involved in developing new music services using mobile phones and computers.
3rd Floor, NINOMIYA Building, 18-4, Sakuragaoka-cho, Shibuya-ku, Tokyo 150-0031
- au Asset Management Company, Limited
au asset management deeply research several customer touch points by utilizing the skill of data analysis focused on smartphone user behavior.
We provide all customers with an unprecedented financial service that brings totally new investment experience value to feel attractive.
By offering new standards in financial service, we aim anyone can feel familiar with investment for asset formation easily and conveniently.
Chiyoda First Building South Wing, 3-2-1 Nishikanda, Chiyoda-ku, Tokyo 101-0065
- au Commerce & Life, Inc
au Commerce & Life operates the general shopping site "au PAY Market".
As an EC business that distributes tangible and intangible products, we aim to offer new experienced values to our customers and stores with our diverse services to achieve an environment that enriches the lives of our customers.
10th floor, Token International Building, 2-12-19 Shibuya, Shibuya-ku, Tokyo 150-0002
- au Energy Holdings Corporation
au Energy Holdings commenced operations on July 1, 2022 by taking over the shares of au Energy & Life and ENERES from KDDI, with the aim of strengthening the energy business of the KDDI Group. In addition to the management of the subsidiaries, au Energy Holdings will plan, draft, and promote the their business strategies to further strengthen the electric power retail business and contribute to a decarbonized society in Japan.
3-10-10, Iidabashi, Chiyoda-ku, Tokyo 102-0072, Japan
- au Energy & Life, Inc.
On July 1, 2022, au Energy & Life took over the electricity retail business and other operations from KDDI. With the operation of au Denki and other electric power retail businesses at its core, the company also provides city gas services, collaborative services with affiliated partners, and services aimed at realizing a decarbonized society.
3-10-10, Iidabashi, Chiyoda-ku, Tokyo 102-0072, Japan
- au Financial Holdings Corporation
au Financial Holdings ensures the sound and adequate operation of business at au Jibun Bank Corporation and other financial corporations, as well as formulating the whole group's management plans and strategies, managing their progress, and managing all of the risks that occur in group management. We also use digital devices as our primary point of contact with customers, with the goal of becoming the financial service corporation that is closest to them.
Nihonbashi Dia Building 13F, 1-19-1 Nihonbashi, Chuo-ku, Tokyo 103-0027
- au Financial Partner Corporation
At au Financial Partner Corporation, our professional financial planners support customers in creating customized life and money plans. We will continue to provide an environment where all people can easily consult financial matters and deliver "a secure and prosperous future to all people."
LH Bancho Square Building 2F, 6-4 Rokubancyo,Chiyoda-ku,Tokyo 102-0085
- au Financial Service Corporation
As a member of KDDI Group, au Financial Service is offered safety, convenience and advanced financial services to au customers.
It was founded in February 2014.
MARK LIGHT TORANOMON 13F, 2-3-1, Nishi Shinbashi, Minato-ku, Tokyo 105-0003
- au Insurance Company, Limited
Jointly established by KDDI and Aioi Nissay Dowa Insurance, au Insurance Company Limited (au Insurance) is an unprecedented and totally new concept in non-life insurance companies. By offering a lineup of non-life insurance products that meet customers' lifestyles as part of au mobile contents, customers can join "easily anywhere, anytime" and the company can provide "instant, reliable" insurances services in an emergency.
SHINAGAWA EAST2F, 1-6-34, Konan, Minato-ku, Tokyo 108-0075
- au Jibun Bank Corporation
Established by au and MUFG Bank, Ltd. (Formerly known as Tokyo-Mitsubishi UFJ), au Jibun Bank is a totally new kind of bank that uses mobile phones as the main point of contact with its customers. Exclusively servicing customers with the corresponding functionality built into their mobile phone allows it to actualize both convenient service and high security. Anyone can use it conveniently and securely, anytime, anyplace.
Nihonbashi Dia Building, 14F, 19-1, Nihonbashi 1-chome, Chuo-ku, Tokyo 103-0027
- au Kabucom Securities Co., Ltd.
au Kabucom Securities Co., Ltd. is a securities company that provides expansion services mainly on the Internet.In addition to the sale and purchase of stock and investment trusts, au Kabucom Securities Co., Ltd. provides expansion services for iDeCo, NISA, and IPOs.
24th floor, Kasumigaseki Building, 3-2-5, Kasumigaseki, Chiyoda-ku, Tokyo 100-6024
- au Kabucom Securities Co., Ltd. (in Japanese only)
- au Payment Corporation
We offer value-added "safe and convenient Internet lifestyle solutions" through the issue and sale of WebMoney server-based electronic money and electronic payment services for online e-commerce transactions.
20th Floor, Shinagawa East One Tower, 2-16-1 Konan, Minato-ku, Tokyo 108-0075
- au Renewable Energy, Inc.
au Renewable Energy, Inc. upholds "Connecting nature and communities with renewable energy to create a future where people and the Earth can together live and thrive" as its purpose. Hand in hand with the communities, local governments, and partner companies, we will continue to engage in the power generation business, including power supply and sales, of renewable energy with a focus on solar power. The generated power will also go to KDDI's base station and data center facilities, and surplus will be stored in large-scale battery systems for sale to supply-demand adjustment markets, etc.
3-10-10 Iidabashi, Chiyoda-ku, Tokyo 102-8460
- au Renewable Energy, Inc. (in Japanese only)
- BIGLOBE Inc.
We at BIGLOBE are a company that constantly and continuously creates new values for using the Internet with the concept of freedom for our customers. Using the Internet, we help our customers achieve what they want to do and contribute to real life and real business innovations by continuously linking various people and information in better ways.
Shinagawa Seaside Park Tower, 4-12-4, Higashi-shinagawa, Shinagawa-ku, Tokyo 140-0002
- booklista Co., Ltd
booklista builds open platforms for services related to book content sales, including collection, digitalization and management of book contents, customer identification and billing systems, and promotional activities.
4st Floor, SKI Building, 2-5-27, Akasaka, Minato-ku, Tokyo 107-0052
- Chubu Telecommunications Co., Inc.
Chubu Telecommunications (ctc) is a regional communications carrier that develops FTTH and corporate oriented network services in the five Chubu area prefectures. It provides high quality and extremely reliable communications services with an original optical fiber network.
1-10-1 Nishiki, Naka-ku, Nagoya-shi, Aichi Prefecture 460-0003
- Connehito Inc.
Connehito's corporate vision is to "create a society where you can fulfill your idea of an ideal family" and we strive to achive that by engaging the public with the theme "let's talk family." While the concept of someone's idea of family can be highly abstract, vary from an individual to an individual, and be prone to changes, as a start, we will use the asset that "mamari" has to help individuals and families that, one day, think about having a child.
Together with partners who shares our vision, we are working to imagine the diversity of how families could and ought to exist, expand the horizons of how we conceptualize a family, and challenge the existing status quo in order to move the society forward.
<Products and Services>
"mamari" is founded on the mission to support mothers' next step. "mamari" is a service that works to provide information and an online community where mothers warmly engages one another to help relieve daily struggles and worries.
- "Mom's Choice by mamari" helps you and your family decide what is worth buying.
Daiwa Azabu Terrace 5F, 3-20-1, Minamiazabu, Minato-ku, Tokyo 106-0047
- D-FIVE CONSULTING Co.,Ltd.
At D-FIVE CONSULTING, we offer a technique that combines data analysis and consulting. Using this technique, we bring out the clients potential demands to achieve one-to-one marketing.
1st Floor, TMS Building, 3-1-6 Shibuya, Shibuya-ku, Tokyo 150-0002
- Digital Growth Academia, INC.
Digital Growth Academia is an organization offers a comprehensive learning program to support company's digitalization. Our vision is to "use digital technology to help people and companies grow and bring about change in Japan", and we will contribute to real change by providing the best learning opportunities for DX human resource development to all people and companies.
TOKYU REIT Toranomon Building 6F, 3-17-1, Toranomon, Minato-ku, Tokyo 105-0001
- DXGoGo Corporation
DXGoGo Corporation is a joint venture established by KDDI and OPTiM in May 2021.
It is a planning and business company that maximizes the strengths of both KDDI communications technology and OPTiM's AI technology.
The AI business department acts as an AI aggregator, planning and operating AI services that meet corporate needs and supporting DX of companies through KDDI sales channels. The new business department acts as a catalyst between customers' companies while supporting the business of both.
Toranomon Business Tower 27F, 1-17-1 Toranomon, Minato-ku, Tokyo 105-6427
- Ecomott Inc.
Since its founding in 2007, Ecomott has been providing a variety of services as a solution provider specializing in IoT. We offer not only sensors and in-house developed communication devices, but also customization and know-how on onsite installation tailored to fit our clients' wide range of needs, drawing from all kinds of "materials and ideas" to provide solutions that make sensing possible.
Sapporoizumidai1 Bld.1F, 5-2-2, Higashi, Kita1, Sapporo-Shi, Chuo-Ku, Hokkaido, 060-0031
- ENERES Co., Ltd.
ENERES was established for the purpose of offering the service of energy efficiency and of promoting the new business opportunities with the structural change of Japan's electric power system.
Our current projects include promotion of renewable energy, consultation of the business in conjunction with the environment, and local production for local consumption of the energy.
Besides, ENERES participates several demonstration projects of the Agency of Natural Resources and Energy such as Negawatt Transaction or Virtual Power Plant (VPP) positively.
14F Ochanomizu First Bldg, 2-5-1 Kandasurugadai, Chiyoda-ku, Tokyo 101-0062
- FLYWHEEL, Inc.
FLYWHEEL is a startup specializing in data engineering. The management team and engineers, who have experience in global-level data utilization at major U.S. tech companies, use their experience and technical capabilities to realize data linkage and system implementation according to customer needs in a short period of time. FLYWHEEL's data utilization platform, Conata™, provides a one-stop environment for companies to utilize data and is an excellent platform that protects personal information and privacy to the fullest extent.
2-5-1 Kojimachi, Hanzomon PREX South, Chiyoda-Ku, Tokyo 102-0083
- FLYWHEEL, Inc. (in Japanese only)
- GEOTRA CO., LTD
GEOTRA helps customers understand the current status of the city through "GEOTRA activity data" consisting of high-resolution people flow data that follows the movements of each consumer.
In addition to a web dashboard, GEOTRA offers services such as analytics, consulting, and system construction through their comprehensive "Geospatial Analysis Platform".
6th Floor, OtemachiOneTower, 1-2-1 Otemachi, Chiyoda-ku, Tokyo, 100-0004, JAPAN
- GEOTRA CO., LTD (in Japanese only)
- iret Inc.
We provide one-stop services ranging from system and application development and UI/UX design production to infrastructure construction and operation.
We have a wealth of experience and advanced technical capabilities, with over 2,500 companies having implemented cloud services and more than 4,300 projects per year, We continue to grow as a leading cloud integrator in Japan, holding both AWS Premier Tier Service Partner and Google Cloud Premier Level of Sell Engagement Model.
7th Floor, Toranomon Hills Mori Tower, 1-23-1 Toranomon, Minato-ku, Tokyo 105-6307
- Japan Internet Xing Co., Ltd.
As Japan's first commercial Internet exchange, JPIX Inc. is highly recognized in Japan and overseas. While utilizing the "JPIX" brand image, which has been highly commended for its neutral business operations, JPIX will continue to provide customers with new value based on the Internet, including stable network services for the ever-increasing traffic that "JPNE" has been providing.
18th Floor, KDDI Otemachi Bldg., 1-8-1, Otemachi, Chiyoda-ku, Tokyo 100-0004
- Japan Telecommunication Engineering Service Co., Ltd.
As a member of KDDI Group, the comprehensive information and communications enterprise, we at J-TES contribute to the creation of a plentiful society from both the communications and distribution angles through optical fiber nationwide network and ETC facility maintenance, management, and engineering.
4th Floor, KDDI Building Annex, 2-3-3 Nishi-Shinjuku, Shinjuku-ku, Tokyo, 163-8528
- JCOM Co., Ltd.
J:COM is the largest Multiple System Operator (MSO) in Japan. Its cable television sector provides cable TV, high-speed Internet, telephone and other services mainly to the Kanto and Kansai areas, and through affiliations, to Sapporo, Sendai, and the Kyushu area. Its program distribution sector manages premium channels viewable through cable TV and direct-broadcast satellite, and is involved in film production and distribution, video content distribution, and more.
Marunouchi Trust Tower North, 1-8-1 Marunouchi, Chiyoda-ku, Tokyo 100-0005
- Jupiter Entertainment Co., Ltd.
Jupiter Entertainment is a program supplier that provides the Movie Plus channel and ♪LaLa TV women's entertainment channel to cable television stations and digital satellite broadcasting and IP broadcasting services.
Marunouchi Trust Tower North, 1-8-1 Marunouchi, Chiyoda-ku, Tokyo 100-0005
- Jupiter Shop Channel Co., Ltd.
Jupiter Shop Channel is a direct marketing business centered on operation of the Shop Channel, delivering teleshopping through CATV broadcasts, satellite broadcasts, internet, mail-order catalogs and other media channels.
Kokkan Building ,1-14-1 Shinkawa, Chuou-ku, Tokyo 104-0033
- Kakaku.com, Inc.
We offer internet services that support various aspects of day-to-day life through websites such as the purchasing support service "Kakaku.com" and restaurant search and reservation service "Tabelog" as well as in areas including travel, real estate, recruitment, and insurance.
Digital Gate Building, 3-5-7 Ebisu-Minami, Shibuya-ku, Tokyo 150-0022
- Kagoshima Mega Solar Power Corporation
Kagoshima Mega Solar Power Corporation is a solar power plant operator established in July 2012 by a consortium of seven companies, including KDDI. Located in Nanatsujima in Kagoshima City, Kagoshima Prefecture, it supplies power to Kyushu Electric Power Company.
1-1 Kamoikeshinmachi, Kagoshima-shi, Kagoshima Prefecture 890-0064
- KCJ GROUP INC.
KCJ GROUP plans, develops, and operates KidZania, interactive establishments where children from ages 3 to 15 can experience careers and society.
KidZania Tokyo (Koto-ku, Tokyo) opened in October 2006, KidZania Koshien (Nishinomiya-shi, Hyogo) opened in March 2009, and KidZania Fukuoka (Fukuoka-shi, Fukuoka) opened in July 2022.
KCJ GROUP aims for true edutainment by providing children, who will pioneer the future of Japan, with learning opportunities to develop the skills to live in the real world of the future.
1-11-8 Tsukuda, Chuo-ku, Tokyo 104-0051
- KCJ GROUP INC. (in Japanese only)
- KDDI Agile Development Center Corporation
KDDI Agile Development Center Corporation leverages professionals spanning a wide range of fields that can provide consistent support in activities from business conception to product development. The company conducts business co-creation together with partners in pursuit of essential value, using processes based on practical knowledge of agile development and service design.
2-10-1 Toranomon, Minato-ku, Tokyo 105-0001, Japan
- KDDI Agile Development Center Corporation (in Japanese only)
- KDDI Challenged Corporation
As one of the KDDI measures towards diversity, KDDI Challenged was established to promote the employment of disabled individuals.
It provides a stable working environment that considers the various needs of disabled individuals, offers a work life with motivation and a sense of purpose, and strives for an expansion of employment opportunities.
Garden Air Tower, 3-10-10 Iidabashi, Chiyoda-ku, Tokyo 102-8460
- KDDI Digital Design Inc.
KDDI Digital Design Inc. is a joint venture between KDDI and Nomura Research Institute (NRI) and was established to be a partner in our customers' digital transformation (DX). Utilizing the strengths of both companies―NRI's strategic consulting and system integration and KDDI's construction of next-generation networks and IoT platforms―we offer total support for customers' DX from strategic proposals to commercialization verification and system construction.
Kitanomaru Square, 1-13-12 Kudankita, Chiyoda-ku, Tokyo 102-0073
- KDDI Digital Divergence Holdings Corporation
KDDI Digital Divergence Holdings is a holding company with the capabilities needed to promote digital transformation (DX), including cloud and agile technologies.
KDDI Digital Divergence Holdings will strengthen DX support and development by supporting group companies, as well as strengthen and complement their capabilities through group portfolio management and capital alliances with external companies.
2-10-1, Toranomon, Minato-ku, Tokyo 105-0001
- KDDI Digital Divergence Holdings Corporation (in Japanese only)
- KDDI Digital Life CORPORATION
KDDI Digital Life will start a new brand to meet the requirements of the digital native users. This new brand will offer a completely different user experience with simple procedures that are completely online and functions that allow customers to freely customize service content and fees in accordance with their needs.
3-10-10, Iidabashi, Chiyoda-ku, Tokyo 102-8640 Japan
- KDDI Digital Security Inc.
KDDI Digital Security is a joint venture company between KDDI and LAC. By merging KDDI's ICT Solution (network, IoT platforms, etc.) with LAC's high security analytical skills and technologies, we offer secure ICT and contribute to the progress of our customers' businesses.
Kojimachi Bldg, 3-3-6, Kudanminami, Chiyoda-ku, Tokyo, 102-0074
- KDDI Engineering Corporation
KDDI Engineering Corporation handles the KDDI core technology related to all KDDI communications services, including communication facility construction, initial line installation work and maintenance. In addition, the company has been extending its business to constructions, inspections, and renewal work of base station facilities, technician dispatch services and more.
Shinjuku Bunka Quint Building, 3-22-7, Yoyogi, Shibuya-ku, Tokyo 151-0053
- KDDI Foundation
KDDI Foundation is designed to contribute to the harmonious and healthy worldwide development and the advancement of society, the economy, and culture through ICT. It was founded in October 2009 to this end. In addition to engaging in an assortment of research themes pertaining to ICT, the Foundation is involved in activities such as giving assistance and support to NPOs active inside and outside of Japan as well as foreign students, overseas training, technological donations, and projects aiming at the alleviation of the digital divide.
Garden Air Tower, 3-10-10 Iidabashi, Chiyoda-ku, Tokyo 102-8460
- KDDI Foundation (in Japanese only)
- KDDI Group Foundation
KDDI Kyosaikai operates mutual aid and lifestyle support for KDDI Group members. It also contributes to society as a member of KDDI Group through public interest activities, such as offering mobile phone lessons.
3-10-10 Iidabashi, Chiyoda-ku, Tokyo 102-8460
- KDDI LEARNING CORPORATION
KDDI Learning is an education and training company that is responsible for the planning and execution of human resource development and the operation of the "LINK FOREST (in Japanese only)" training facility.
Easily accessible from central Tokyo and equipped with accommodations and a large hall, LINK FOREST provides an environment where participants can get away from their daily routines and spend a fulfilling time of learning. (April 2020: Tama Center opened)
Through these efforts, we will continue to contribute to the sustainable growth of the company through the "growth of businesspersons" and "improvement of organizational performance".
3-5-3 Tsurumaki, Tama-city, Tokyo, 206-0034, Japan
- KDDI LEARNING CORPORATION (in Japanese only)
- KDDI MATOMETE OFFICE CORPORATION
In addition to sale of and support for "KDDI Matomete Office," a membership program targeting small and medium-sized companies that supports their overall IT environment, from telecommunication services, SaaS and other cloud services to supply of telecommunication and OA equipment, "KDDI Matomete Office Corporation" is a one-stop provider of human resource solutions, including business services that take full advantage of KDDI's human resource services, training courses and employment.
Shinjuku Bunka Quint Building, 3-22-7, Yoyogi, Shibuya-ku, Tokyo 151-0053
- KDDI PRECEDE CORPORATION
As well as telecommunications services, KDDI PRECEDE introduces a diverse range of related services including au PAY and au Jibun Bank and proposes new lifestyles to customers through shops across Japan directly managed by the KDDI Group.
Hulic Shinjuku Building, 3-25-1, Shinjuku, Shinjuku-ku, Tokyo 150-8510
- KDDI Research, Inc.
KDDI Research is engaged in surveying and research for a widespread domain centering on marketing, system policy and the newest industry trends inside and outside of Japan, as well as in the research and development of the world-leading information and communications technologies. We will continue "Challenge for an affluent future" through future prediction and the creation of new technologies.
2-1-15 Ohara, Fujimino-shi, Saitama Prefecture 356-8502
- KDDI SmartDrone Inc.
KDDI SmartDrone Inc. is developing services that use mobile communications to enable safe remote and long-distance drone flights. They work to realize new businesses using drones and provide agile services that meet customer needs in various fields such as inspection, logistics, surveillance, agriculture, and surveying.
Toranomon 1-Chome MG Building 6F, 1-16-16, Toranomon, Minato-ku, Tokyo 105-0001 JAPAN
- KDDI SmartDrone Inc. (in Japanese only)
- KDDI Sonic-Falcon CORPORATION
As a professional group that proposes and markets KDDI services to suit various customer lifestyles, KDDI Sonic-Falcon values their connections with customers and aims to be "the company that customers feel closest to and can rely on".
GARDEN AIRTOWER 3-10-10, Iidabashi, Chiyoda-ku, Tokyo 102-8460
- KDDI Sonic-Falcon CORPORATION (in Japanese only)
- KDDI Technology Corporation (KTEC)
Platforms, applications... KTEC continues to build the most central core area supporting au mobile phones. "Ambitious For Technology"
KTEC is carving out the future for mobile phones.
3th Floor, TOYOSU URBAN POINT, 5-5-13 Toyosu, Koto-ku, Tokyo 135-0061
- KDDI Web Communications Inc.
Since the company first launched its hosting services in 1997, KDDI Web Communications has expanded its services focused on "ease of use" aimed at enabling anyone to operate advanced systems easily.
The company continues to work toward new development while leveraging the know-how and expertise it has built up since the early days of IT and provide "creative services" in collaboration with attractive overseas web services.
D-LIFEPLACE MINAMI AOYAMA 10F, 2-26-1 Minamiaoyama, Minato-ku, Tokyo, 107-0062
- KDDI xG Networks Corporation
KDDI xG Networks was created to realize a next generation communication infrastructure with DevOps style, integrating the know-how of KDDI's development and operation for communication systems for "au" and CTC's know-how of IT system development and operation.
Our members strive to continuously improve and further the skills necessary to contribute to the positive expansion of industry and technological innovation and to help realizing 'Imagination Society', which is supported by our imagination for the better and by offering an advanced mobile network efficiently and stably.
Garden Air Tower 3-10-10, Iidabashi, Chiyoda-ku, Tokyo 102-8460
- KOKUSAI CABLE SHIP Co., Ltd. (KCS)
KCS owns two cable ships and is engaged in submarine cable construction, maintenance, and landing work as well as ocean surveying and an assortment of consulting services. With technological power at the world's highest standard, it is a leading company active in Asia and the Pacific region.
6th Floor,Kawasaki Frontier Building,11-2 Ekimae Honcho, Kawasaki-Ku, Kawasaki-Shi, Kanagawa Prefecture 210-0007
- KYOCERA COMMUNICATION SYSTEMS Co., Ltd.
KYOCERA COMMUNICATION SYSTEMS was founded in September 1995. It is engaged in ICT business focusing on supplying comprehensive services traversing the arenas of information systems and network systems and communications engineering business focusing on the construction and maintenance of communications infrastructure.
c/o Kyocera Head Office Building, 6 Takeda Tobadono-cho, Fushimi-ku, Kyoto 612-8450
- K&N System Integrations Corporation
K&N System Integrations Corporation (KNSI) is a joint corporation formed by KDDI and NEC Networks & System Integration Corporation (NESIC), which is focused mainly on building the mobile infrastructure of KDDI. KNSI makes the best of the technical abilities and know-how of KDDI and NESIC, utilizing ICT technologies to contribute to the improvement and expansion of communications infrastructure construction, as well as to the enhancement of communications quality.
Shinjuku Park Tower. 35F
7-1, Nishi-Shinjuku 3-chome, Shinjuku-ku, Tokyo 163-1035
- LAC Co., Ltd.
Established as a system development business in 1986, we are proud of our achievements in the development of applications and fundamental systems for the financial industry. In 1995, we started the nation's first information security business. We are currently the leading company in this field, serving major corporations, government agencies and organizations and providing our customers with advanced Total IT Solutions using the industry's leading security technology.
Hirakawacho Mori Tower, 2-16-1, Hirakawacho, Chiyoda, Tokyo 102-0093
- LIFENET INSURANCE COMPANY
Returning to the original purpose of life insurance―mutual support―Lifenet Insurance was founded with the goal of offering simple, convenient and competitively priced products and services based on the highest levels of business integrity. We sell these products and services directly to customers over the Internet. By using the Internet, we are able to offer highly cost-competitive products and accept applications from customers at any given time.
2-14-2 Kojimachi, Kojimachi NK Building 5F, Chiyoda-Ku, Tokyo 102-0083
- Loco Partners Inc.
Thank you for your interest in Relux.
Relux is a members-only booking site, offering only top quality luxury hotels and ryokans, which are carefully selected and tested with our experienced staff. We offer the best travel experience and the good side of Japan that is not well known to the customers.
4th Floor, Comodio Shiodome, 2-14-1 Higashi-Shinbashi, Minato-Ku, Tokyo 105-0021
- Loco Partners Inc. (in Japanese only)
- Loyalty Marketing, Inc.
Loyalty Marketing, Inc. operates the multi-partner point program "Ponta" and provides marketing services based on over 90 million members. Under the corporate philosophy of "contributing to developing a lean consumer society," the company elicits information of real value from vast amounts of data and provides marketing support aimed at creating a more efficient consumer society that satisfies consumer needs.
Ebisu First Square 7F, 1-18-14 Ebisu, Shibuya-ku, Tokyo 150-0013
- mediba Inc.
mediba Inc. provides advertising, media production, and new business services through our core business of au Smart Pass, KDDI's portal site. In the evolving mobile world, mediba is delivering timely services from providing smartphone applications and services, to connecting companies with users.
39th Floor, Sumitomo Fudosan Roppongi Grand Tower, 3-2-1 Roppongi, Minato-ku, Tokyo 106-6239
- Mobaoku Co., Ltd.
Mobaoku Co., Ltd. is a joint investment between KDDI and DeNA Co., Ltd. It plans and operates auction services centering on mobile phone users."Mobaoku" aims to actualize both a convenience that makes full use of features unique to mobile phones and a service that a wide array of customers can enjoy in a safe environment.
SHIBUYA SCRAMBLE SQUARE, 2-24-12 Shibuya, Shibuya-ku, Tokyo, 151-0053
- Mobaoku Co., Ltd. (in Japanese only)
- OKINAWA CELLULAR TELEPHONE COMPANY
As a member of the KDDI Group, OKINAWA CELLULAR TELEPHONE COMPANY engages in providing au mobile telephone services in the Okinawa Prefecture region.
Okinawa Cellular will continue to provide ever better customer satisfaction and dedicated, community-based service.
4th Floor, Ryukyu Lease Sogo Building, 1-7-1 Kumoji, Naha-shi, Okinawa Prefecture 900-8540
- Scrum Inc. Japan
Scrum Inc. is the world's leading authority on Scrum, the most widely used Agile management framework. Scrum Inc. Japan offers licensed Scrum seminars and Scrum start-up support to companies looking for an Agile transformation.
East 11F TORANOMON TWIN BLDG., 10-1 Toranomon 2chome, Minato-ku, Tokyo 105-0001
- SORACOM, INC.
Soracom is the market-leading platform for cloud-native IoT connectivity. We provide customers and partners across industries with the tools they need to connect, protect, control and coordinate their IoT deployments at speed and at scale.
8F, Sankaido Bldg, 1-9-13 Akasaka, Minato-ku, Tokyo 107-0052
- Supership Inc.
Supership Inc., a member of the KDDI group, was founded on November 1st 2015 through a definitive merger between ScaleOut Inc., Bitceller Inc., and nanapi Inc.
Based on the ideology that a better world can be realized when everything is connected, we aim to provide new value by capitalizing on our advertisement, internet services, and platform businesses. Supership Inc. continues to strive to offer new services to meet the future expectations of its customers by utilizing the largest number of customer touch points and data assets for smartphones.
Toranomon Hills Business Tower, 1-17-1 Toranomon, Minato-ku, Tokyo 105-6427
- Supership Holdings Co., Ltd.
Supership Holdings is an enterprise that promotes business expansion for KDDI's open areas. Supership Holdings aims to expand and create business in various fields from the world of the Internet to real-world areas, as well as offer efficient business administration for the entire KDDI Group.
- TEPCO OPTICAL NETWORK ENGINEERING INC.
TEPCO OPTICAL NETWORK ENGINEERING INC. is a company that smoothly and efficiently supports the FTTH enterprise (HIKARI one) propelled by KDDI CORPORATION and The Tokyo Electric Power Company, Incorporated.
8th Floor, Koishikawa-Daikoku Building, 1-3-25 Koishikawa, Bunkyo-ku, Tokyo 112-0002
- UQ Communications Inc.
Launched as a telecommunications carrier providing broadband wireless access (BWA) services, UQ Communications (UQ) offers the high-speed mobile internet service "UQ WiMAX" and Smartphone service "UQ mobile".
UQ will continue refining "connecting" in order to deliver new values and the excitement to our customers, and it aims to contribute to the development of society and the world by mobile internet.
18th Floor, Shinagawa East One Tower, 2-16-1 Konan, Minato-ku, Tokyo 108-0075
- Wire & Wireless Co., Ltd. (Wi2)
Telecommunications carrier Wire & Wireless Co., Ltd. (Wi2) provides 'Wi2 300' public wireless LAN services accessible from Wi-Fi (wireless LAN) enabled devices such as laptop computers, tablet computers and smartphones. We offer one of the largest service areas in Japan with approximately 200,000 locations in the roaming area as well as our own areas including Marunouchi (Tokyo), Yokohama and airport limousines.
4th Floor, Daiwa Ginza Building, 6-2-1, Ginza, Chuou-ku, Tokyo 104-0061