Social Data
ESG (Environmental, Social and Governance) data related to our business activities is available below. (Updated: September 30, 2025)
- Employees
- Recruitment
- Turnover
- Diversity
- Usage of Childcare and Nursing Care Programs
- Human Resource Development
- Occupational Health and Safety / Health and Productivity Management
- Employee Engagement
- Compensation
- Community Involvement and Development (Social Contribution)
- Track Record of KDDI’s Information Ethics Course
- Information Security
Employees
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Number of Employees *1 | Male | KDDI | - | Person | 8,746 | 7,887 | 7,102 | 7,101 | 7,105 | |
| Female | 2,607 | 2,568 | 2,275 | 2,308 | 2,378 | |||||
| Total | 11,353 | 10,455 | 9,377 | 9,409 | 9,483 | |||||
| Total | Group | 100% | 47,320 | 48,829 | 49,659 | 61,288 | 64,636 | |||
| Number of Non-regular Employees | Temporary Staff | KDDI | - | Person | 4,534 | 4,574 | 3,804 | 3,465 | 3,467 | |
| Contract Employees | 1,877 | 1,844 | 848 | 722 | 696 | |||||
| Total | 6,411 | 6,418 | 4,652 | 4,187 | 4,163 | |||||
| Number of Regular Employees by Age Group | Under 30 | Male | KDDI | - | Person | 1,015 | 956 | 872 | 930 | 967 |
| Female | 541 | 528 | 512 | 534 | 561 | |||||
| Total | 1,556 | 1,484 | 1,384 | 1,464 | 1,528 | |||||
| 30~39 | Male | 1,877 | 1,869 | 1,698 | 1,769 | 1,855 | ||||
| Female | 617 | 621 | 571 | 607 | 666 | |||||
| Total | 2,494 | 2,490 | 2,269 | 2,376 | 2,521 | |||||
| 40~49 | Male | 2,901 | 2,468 | 2,096 | 2,021 | 1,891 | ||||
| Female | 996 | 931 | 739 | 690 | 652 | |||||
| Total | 3,897 | 3,399 | 2,835 | 2,711 | 2,543 | |||||
| 50 or Over | Male | 2,953 | 2,594 | 2,436 | 2,381 | 2,392 | ||||
| Female | 453 | 488 | 453 | 477 | 499 | |||||
| Total | 3,406 | 3,082 | 2,889 | 2,858 | 2,891 | |||||
| Average Age | Male | KDDI | - | Age | 43.7 | 43.3 | 43.4 | 43.0 | 42.8 | |
| Female | 39.8 | 40.0 | 39.7 | 39.6 | 39.4 | |||||
| Total | 42.8 | 42.5 | 42.5 | 42.2 | 42.0 | |||||
| Average Years of Service | Male | KDDI | - | Years | 18.3 | 17.7 | 18.0 | 17.2 | 16.8 | |
| Female | 15.5 | 15.6 | 15.6 | 15.3 | 15.0 | |||||
| Total | 17.6 | 17.2 | 17.4 | 16.7 | 16.4 | |||||
| Number of Managers | Male Managers | KDDI | - | Person | 4,226 | 3,930 | 2,726 | 2,835 | 2,912 | |
| Department Managers or Higher | 558 | 570 | 601 | 633 | 691 | |||||
| Section Managers | 3,668 | 3,360 | 2,125 | 2,202 | 2,221 | |||||
| Female Managers | 370 | 344 | 235 | 273 | 303 | |||||
| Department Managers or Higher | 24 | 27 | 30 | 38 | 41 | |||||
| Section Managers | 346 | 317 | 205 | 235 | 262 | |||||
| Status of Union Membership | Number of Union Members *2 | KDDI | - | Person | 10,400 | 10,545 | 10,587 | 10,144 | 9,687 | |
| Union Participation Rate | % | 99 | 99 | 99 | 99 | 99 | ||||
- *1Includes regular employees and inbound secondees; excludes outbound secondees.
- *2Includes regular and contract employees, and outbound secondees.
- *Coverage is calculated based on operating revenue.
Hiring
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Recent Graduates | Male Total | KDDI | - | Person | 188 | 178 | 168 | 214 | 207 | |
| University Graduates (Male) | 188 | 178 | 168 | 214 | 207 | |||||
| Female Total | 90 | 90 | 86 | 85 | 101 | |||||
| University Graduates (Female) | 90 | 90 | 86 | 85 | 101 | |||||
| Junior College/Technical School Graduates | 0 | 0 | 0 | 0 | 0 | |||||
| High School and Other Graduates | 0 | 0 | 0 | 0 | 0 | |||||
| Total | 278 | 268 | 254 | 299 | 308 | |||||
| Percentage of Female | % | 32.4 | 33.6 | 33.9 | 28.4 | 32.8 | ||||
| Three-Year Retention Rate of Recent Graduates *1 | Male | KDDI | - | % | 97.8 | 92.1 | 92.0 | 94.9 | 89.2 | |
| Female | 92.5 | 94.5 | 97.8 | 94.4 | 93.0 | |||||
| Mid-Career Hires | Male | University Graduates | KDDI | - | Person | 140 | 133 | 196 | 296 | 163 |
| Others | 4 | 6 | 18 | 28 | 5 | |||||
| Total | 144 | 139 | 214 | 324 | 168 | |||||
| Female | University Graduates | 19 | 27 | 31 | 60 | 47 | ||||
| Others | 2 | 1 | 0 | 1 | 0 | |||||
| Total | 21 | 28 | 31 | 61 | 47 | |||||
| Total | 165 | 167 | 245 | 385 | 215 | |||||
| Reemployment after Retirement | Male | KDDI | - | Person | 153 | 232 | 257 | 196 | 259 | |
| Female | 16 | 17 | 21 | 22 | 20 | |||||
| Total | 169 | 249 | 278 | 218 | 279 | |||||
| Number of Non-Regular Employees Who Became Regular Employees | KDDI | - | Person | 32 | 37 | 20 | 14 | 9 | ||
| Internal Hiring Rate | KDDI | - | % | - | - | 93.4 | 89.2 | 90.8 | ||
| Group | 97% | - | - | 50.0 | 72.1 | 71.0 | ||||
| Average Employment Cost | KDDI | - | JPY | - | - | 2,847,853 | 1,748,267 | 1,823,058 | ||
| Group | 100% | - | - | 316,129 | 309,878 | 299,693 | ||||
- *1Percentage of recent graduates still employed three years after joining, as of April 1 each year.
- *Coverage is calculated based on operating revenue.
| Item | Boundary | Coverage (FY2024) |
Unit | FY2021 | FY2022 | FY2023 | FY2024 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Recent Graduates | Mid-Career Hires | Recent Graduates | Mid-Career Hires | Recent Graduates | Mid-Career Hires | Recent Graduates | Mid-Career Hires | ||||||
| Newly Hired Employees | Male | Under 30 | KDDI | - | Person | 178 | 36 | 168 | 44 | 214 | 82 | 207 | 32 |
| 30~39 | 0 | 100 | 0 | 143 | 0 | 189 | 0 | 114 | |||||
| 40~49 | 0 | 3 | 0 | 28 | 0 | 51 | 0 | 22 | |||||
| 50 or Over | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |||||
| Total | 317 | 383 | 537 | 375 | |||||||||
| Female | Under 30 | 90 | 8 | 86 | 12 | 85 | 31 | 101 | 19 | ||||
| 30~39 | 0 | 18 | 0 | 16 | 0 | 29 | 0 | 21 | |||||
| 40~49 | 0 | 0 | 0 | 2 | 0 | 2 | 0 | 7 | |||||
| 50 or Over | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| Total | 116 | 116 | 147 | 148 | |||||||||
| Total | Under 30 | 268 | 44 | 254 | 56 | 299 | 113 | 308 | 51 | ||||
| 30~39 | 0 | 118 | 0 | 159 | 0 | 218 | 0 | 135 | |||||
| 40~49 | 0 | 3 | 0 | 30 | 0 | 53 | 0 | 29 | |||||
| 50 or Over | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |||||
| Total | 433 | 499 | 684 | 523 | |||||||||
| Male | Under 30 | Group | 97% | 538 | 2,645 | 601 | 2,420 | 589 | 977 | 745 | 900 | ||
| 30~39 | 4 | 1,574 | 0 | 1,626 | 2 | 933 | 12 | 911 | |||||
| 40~49 | 0 | 839 | 1 | 727 | 0 | 365 | 1 | 426 | |||||
| 50 or Over | 0 | 585 | 0 | 595 | 0 | 103 | 1 | 138 | |||||
| Total | 6,185 | 5,970 | 2,969 | 3,134 | |||||||||
| Female | Under 30 | 491 | 4,307 | 402 | 3,397 | 474 | 960 | 518 | 707 | ||||
| 30~39 | 0 | 2,001 | 2 | 1,690 | 2 | 616 | 3 | 509 | |||||
| 40~49 | 0 | 1,684 | 1 | 1,422 | 0 | 206 | 0 | 226 | |||||
| 50 or Over | 0 | 1,936 | 0 | 1,990 | 0 | 132 | 0 | 60 | |||||
| Total | 10,419 | 8,904 | 2,390 | 2,023 | |||||||||
| Total | Under 30 | 1,029 | 6,952 | 1,003 | 5,817 | 1,063 | 1,937 | 1,263 | 1,607 | ||||
| 30~39 | 4 | 3,575 | 2 | 3,316 | 4 | 1,549 | 15 | 1,420 | |||||
| 40~49 | 0 | 2,523 | 2 | 2,149 | 0 | 571 | 1 | 652 | |||||
| 50 or Over | 0 | 2,521 | 0 | 2,585 | 0 | 235 | 1 | 198 | |||||
| Total | 16,604 | 14,874 | 5,359 | 5,157 | |||||||||
- *Coverage is calculated based on operating revenue.
Turnover
| Item | Boundary | Coverage (FY2024) |
Unit | FY2021 | FY2022 | FY2023 | FY2024 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Voluntary Turnover Employees | Total Turnover Employees | Voluntary Turnover Employees | Total Turnover Employees | Voluntary Turnover Employees | Total Turnover Employees | Voluntary Turnover Employees | Total Turnover Employees | ||||||
| Number of Turnover Employees | Male | Under 30 | KDDI | - | Person | 53 | 53 | 49 | 49 | 38 | 41 | 29 | 31 |
| 30~39 | 97 | 97 | 105 | 105 | 76 | 96 | 80 | 102 | |||||
| 40~49 | 46 | 46 | 69 | 69 | 57 | 76 | 37 | 62 | |||||
| 50 or Over | 89 | 144 | 100 | 168 | 46 | 167 | 43 | 206 | |||||
| Total | 285 | 340 | 323 | 391 | 217 | 380 | 189 | 401 | |||||
| Female | Under 30 | 20 | 20 | 15 | 15 | 17 | 19 | 11 | 13 | ||||
| 30~39 | 24 | 24 | 23 | 23 | 14 | 15 | 10 | 12 | |||||
| 40~49 | 20 | 20 | 29 | 29 | 12 | 18 | 9 | 14 | |||||
| 50 or Over | 12 | 19 | 23 | 35 | 8 | 18 | 18 | 30 | |||||
| Total | 76 | 83 | 90 | 102 | 51 | 70 | 48 | 69 | |||||
| Total | Under 30 | 73 | 73 | 64 | 64 | 55 | 60 | 40 | 44 | ||||
| 30~39 | 121 | 121 | 128 | 128 | 90 | 111 | 90 | 114 | |||||
| 40~49 | 66 | 66 | 98 | 98 | 69 | 94 | 46 | 76 | |||||
| 50 or Over | 101 | 163 | 123 | 203 | 54 | 185 | 61 | 236 | |||||
| Total | 361 | 423 | 413 | 493 | 268 | 450 | 237 | 470 | |||||
| Turnover Rate (Total) | % | 2.19 | 3.05 | 2.56 | 3.61 | 1.99 | 3.35 | 1.76 | 3.50 | ||||
| Male | Under 30 | Group | 97% | Person | 512 | 512 | 611 | 611 | 654 | 784 | 620 | 692 | |
| 30~39 | 699 | 699 | 789 | 789 | 600 | 772 | 727 | 840 | |||||
| 40~49 | 312 | 312 | 361 | 361 | 306 | 425 | 325 | 416 | |||||
| 50 or Over | 249 | 318 | 297 | 390 | 181 | 467 | 180 | 509 | |||||
| Total | 1,772 | 1,841 | 2,058 | 2,151 | 1,741 | 2,448 | 1,852 | 2,457 | |||||
| Female | Under 30 | 844 | 844 | 925 | 925 | 904 | 1,005 | 600 | 679 | ||||
| 30~39 | 515 | 515 | 626 | 626 | 649 | 717 | 464 | 525 | |||||
| 40~49 | 207 | 207 | 264 | 264 | 297 | 340 | 173 | 209 | |||||
| 50 or Over | 119 | 128 | 156 | 176 | 185 | 247 | 94 | 158 | |||||
| Total | 1,685 | 1,694 | 1,971 | 1,991 | 2,035 | 2,309 | 1,331 | 1,571 | |||||
| Total | Under 30 | 1,356 | 1,356 | 1,536 | 1,536 | 1,558 | 1,789 | 1,220 | 1,371 | ||||
| 30~39 | 1,214 | 1,214 | 1,415 | 1,415 | 1,249 | 1,489 | 1,191 | 1,365 | |||||
| 40~49 | 519 | 519 | 625 | 625 | 603 | 765 | 498 | 625 | |||||
| 50 or Over | 368 | 446 | 453 | 566 | 366 | 714 | 274 | 667 | |||||
| Total | 3,457 | 3,535 | 4,029 | 4,142 | 3,776 | 4,757 | 3,183 | 4,028 | |||||
| Turnover Rate (Total) | % | - | - | 8.35 | 8.57 | 8.69 | 10.95 | 7.58 | 9.60 | ||||
- *Coverage is calculated based on operating revenue.
Diversity
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|---|---|---|---|
| Number of Foreign Employees | Male | KDDI | - | Person | 59 | 50 | 50 | 46 | 56 |
| Female | 50 | 54 | 58 | 55 | 53 | ||||
| Total | 109 | 104 | 108 | 101 | 109 | ||||
| Total | Group | 100% | Person | 4,581 | 5,111 | 5,833 | 15,367 | 15,762 | |
| Ratio of Employees by Nationality or Region | Japan | KDDI | - | % | - | - | 98.9 | 98.9 | 98.8 |
| China | - | - | 0.6 | 0.6 | 0.7 | ||||
| Korea | - | - | 0.3 | 0.4 | 0.4 | ||||
| Other Countries | - | - | 0.1 | 0.1 | 0.1 | ||||
| Japan | Group | 100% | % | - | - | 94.5 | 84.1 | 84.7 | |
| China | - | - | 1.2 | 0.9 | 0.7 | ||||
| Korea | - | - | 0.3 | 0.3 | 0.3 | ||||
| Other Countries | - | - | 4.0 | 14.8 | 14.3 | ||||
| Ratio of Managers by Nationality or Region | Japan | KDDI | - | % | - | - | 99.7 | 99.8 | 99.6 |
| China | - | - | 0.14 | 0.06 | 0.22 | ||||
| Korea | - | - | 0.14 | 0.10 | 0.20 | ||||
| Other Countries | - | - | 0.03 | 0.00 | 0.03 | ||||
| Japan | Group | 100% | % | - | - | 91.3 | 86.5 | 90.0 | |
| China | - | - | 1.2 | 1.4 | 1.1 | ||||
| Korea | - | - | 0.3 | 0.4 | 0.5 | ||||
| Other Countries | - | - | 7.2 | 11.7 | 8.4 | ||||
| Percentage of Foreigners in New Employees | KDDI | - | % | 1.44 | 2.26 | 1.97 | 1.67 | 1.62 | |
| Number of Foreign Managers | Male | KDDI | - | Person | 14 | 42 | 5 | 4 | 12 |
| Female | 0 | 11 | 0 | 1 | 2 | ||||
| Total | 14 | 53 | 5 | 5 | 14 | ||||
| Percentage of Female Managers | Department Managers or Higher | KDDI | - | % | - | - | 5.3 | 5.7 | 5.8 |
| Section Managers | - | - | 9.5 | 9.6 | 11.9 | ||||
| Total *1 | - | - | 8.6 | 8.9 | 10.5 |
||||
| Department Managers or Higher | Group | 100% | - | - | 12.8 | 15.0 | 13.3 | ||
| Section Managers | - | - | 18.1 | 20.5 | 19.8 | ||||
| Total | - | - | 16.7 | 19.2 | 17.3 | ||||
| Percentage of Female Employees | Employee | KDDI | - | % | - | - | 24.3 | 24.5 | 25.1 |
| STEM Sections *2 | - | - | 10.9 | 13.9 | 12.1 | ||||
| Sales | - | - | 29.5 | 45.4 | 30.8 | ||||
| Employee | Group | 100% | - | - | 45.4 | 54.5 | 53.7 | ||
| STEM Sections *2 | - | - | 16.3 | 17.0 | 18.4 | ||||
| Sales | - | - | 28.1 | 33.3 | 32.9 | ||||
| Employment of Persons with Disabilities | Actual Number *3 | KDDI | - | Person | 413 | 404 | 396 | 410 | 438 *5 |
| Employment Rate *4 | % | 2.50 | 2.58 | 2.54 | 2.62 | 2.82 *5 | |||
- *1As of April 1, 2025. Includes outbound secondees, excludes inbound secondees. Calculated based on the Act on Promotion of Women's Participation and Advancement in the Workplace (Act No. 64 of 2015).
- *2STEM: Science, Technology, Engineering, and Mathematics sections.
- *3The actual number counts persons with severe disabilities as two.
- *4Includes persons with disabilities employed by KDDI, KDDI Challenged, and KDDI Engineering.
- *5As of June 1, 2025
- *
= latest data with third-party assurance
- *Coverage is calculated based on operating revenue.
Usage of Childcare and Nursing Care Programs
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|---|---|---|---|
| Number of Maternity Leave Recipients | Female | KDDI | - | Person | 140 | 101 | 132 | 121 | 139 |
| Number of Paternity Leave Recipients | Male | KDDI | - | Person | 194 | 217 | 153 | 195 | 189 |
| Paternity Leave Acquisition Rate | % | 60.6 | 62.7 | 47.5 | 77.7 | 62.8 | |||
| Rate of Paternity Leave Taken by Males | Male *1 | KDDI | - | % | 18.6 | 30.9 | 71.8 *1 | 58.1 | 75.4 |
| Rate of Childcare Leave Taken by Females | Female | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | |||
| Reinstatement after Parental Leave of Absence *2 | Male | KDDI | - | % | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 |
| Female | 100.0 | 100.0 | 98.9 | 100.0 | 100.0 | ||||
| Retention after Parental Leave of Absence *3 | Male | KDDI | - | % | 100.0 | 100.0 | - | - | - |
| Female | 100.0 | 100.0 | - | - | - | ||||
| Number of Employees with Shortened Working Hours for Childcare | Male | KDDI | - | Person | 3 | 3 | 3 | 3 | 6 |
| Female | 450 | 405 | 417 | 454 | 396 | ||||
| Number of Sick/Injured Childcare Leave Recipients | Male | KDDI | - | Person | 275 | 308 | 379 | 421 | 394 |
| Female | 358 | 355 | 311 | 317 | 294 | ||||
| Number of Home Care Absence Recipients | Male | KDDI | - | Person | 5 | 1 | 4 | 8 | 6 |
| Female | 3 | 6 | 5 | 2 | 4 | ||||
| Number of Family Care Leave Recipients | Male | KDDI | - | Person | 134 | 118 | 182 | 190 | 194 |
| Female | 84 | 87 | 90 | 104 | 90 | ||||
| Number of Employees with Shortened Working Hours for Family Care | Male | KDDI | - | Person | 4 | 2 | 1 | 3 | 3 |
| Female | 7 | 8 | 7 | 6 | 2 | ||||
- *1Calculated based on the Act on Childcare Leave, Caregiver Leave, and Other Measures for the Welfare of Workers Caring for Children or Other Family Members (Act No. 76 of 1991). For FY2019–2021, the rate is calculated under Article 71-6-1 of the Ordinance. For FY2022, the rate is calculated under Article 71-6-2 to promote paternity leave. In response to disclosure requirements and social demand for longer childcare leave, the calculation method for FY2023 was changed to exclude special childcare leave, using Article 71-6-1. If the FY2022 rate is calculated in accordance with Article 71-6-1, excluding special childcare leave, it is 39.9%. In all years, includes outbound secondees and excludes inbound secondees.
- *2Calculated as (Number of regular employees who returned from parental leave during the year ÷ Number of regular employees scheduled to return), expressed as a percentage.
- *3Calculated as (Number of regular employees still employed 12 months after returning from parental leave ÷ Number of regular employees who returned), expressed as a percentage.
- *
= latest data with third-party assurance
- *Coverage is calculated based on operating revenue.
Human Resource Development
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|---|---|---|---|
| Training Expenses per Employee | KDDI | - | JPY/person | 95,000 | 83,547 | 182,223 | 238,547 | 222,610 | |
| Training Time per Employee | Hour/person | 7.5 | 10.4 | 75.7 | 107.0 | 59.3 | |||
| Total Training Time | Hour | 122,150 | 136,126 | 709,950 | 1,010,733 | 562,707 | |||
| Training Expenses per Employee | Group | 100% | JPY/person | - | - | 11,714 | 10,572 | 9,827 | |
| Training Time per Employee | Hour/person | - | - | 5.2 | 11.6 | 3.2 | |||
| Total Training Time | Hour | - | - | 1,536,578 | 4,843,992 | 1,486,004 | |||
| Training Expenses by Management Level | Managerial Position | KDDI | - | JPY | - | - | 381,670,722 | 168,317,402 | 288,522,824 |
| Non-Managerial Position | - | - | 1,327,033,198 | 2,076,167,692 | 1,822,489,197 | ||||
| Managerial Position | Group | 100% | - | - | 547,536,809 | 477,631,646 | 684,574,258 | ||
| Non-Managerial Position | - | - | 1,842,542,662 | 3,010,702,388 | 2,947,875,109 | ||||
| Training Time by Management Level | Managerial Position | KDDI | - | Hour | - | - | 158,581 | 61,363 | 52,417 |
| Non-Managerial Position | - | - | 551,370 | 949,370 | 510,290 | ||||
| Managerial Position | Group | 100% | - | - | 192,204 | 185,454 | 189,714 | ||
| Non-Managerial Position | - | - | 863,502 | 1,905,162 | 983,435 | ||||
| Training Expenses by Type of Training | New Employee Training | KDDI | - | JPY | - | - | 118,188,911 | 37,215,550 | 241,558,662 |
| Newly Appointed Manager Training | - | - | 23,612,516 | 19,902,312 | 31,270,520 | ||||
| New Employee Training | Group | 100% | - | - | 436,729,617 | 1,112,894,380 | 1,108,466,477 | ||
| Newly Appointed Manager Training | - | - | 35,592,618 | 41,872,860 | 57,078,610 | ||||
| Training Time by Type of Training | New Employee Training | KDDI | - | Hour | - | - | 35,970 | 32,338 | 168,918 |
| Newly Appointed Manager Training | - | - | 6,435 | 10,602 | 5,420 | ||||
| New Employee Training | Group | 100% | - | - | 126,787 | 457,845 | 545,539 | ||
| Newly Appointed Manager Training | - | - | 8,727 | 13,928 | 14,399 | ||||
| Human Capital Return on Investment *1 | Group | 100% | - | 9.8 | 9.7 | 10.1 | 9.1 | 8.9 | |
- *1Calculated as (Operating revenue - (Selling, General and Administrative Expenses - Personnel Expenses)) ÷ Personnel Expenses, expressed as a percentage.
Occupational Health and Safety / Health and Productivity Management
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | |
|---|---|---|---|---|---|---|---|---|---|
| Number of Workplace Accidents | KDDI | - | Case | 1 | 1 | 2 | 0 | 1 | |
| Of Which, Fatal Accidents | 0 | 0 | 0 | 0 | 0 | ||||
| Number of Serious Workplace Accidents During Construction | Case | 0 | 0 | 0 | 0 | 0 | |||
| Frequency Rate of Workplace Accidents *1 | - | 0.03 | 0.03 | 0.10 | 0.00 | 0.05 | |||
| Severity Rate of Workplace Accidents *1 | - | 0.00508 | 0.00100 | 0.00064 | 0.00000 | 0.00064 | |||
| Average Monthly Overtime Hours *2 | Hour | 19.5 | 23.0 | 26.0 | 25.6 | 24.9 | |||
| Average Monthly Overtime Allowance *2 | JPY | 64,242 | 76,922 | 85,595 | 92,238 | 93,674 | |||
| Total Annual Actual Hours Worked *2 | Hour | 1,911.7 | 1,934.1 | 1,992.1 | 1,891.9 | 1,882.2 | |||
| Number of Annual Paid Holidays Granted | Days | 19.7 | 19.7 | 19.7 | 19.5 | 19.7 | |||
| Number of Annual Paid Holidays Taken | Days | 14.5 | 14.5 | 14.5 | 14.4 | 16.7 | |||
| Rate of Annual Paid Holidays Taken | % | 73.9 | 73.8 | 73.5 | 73.8 | 83.6 | |||
| Rate of Smokers | % | 22.3 | 21.8 | 19.7 | 18.8 | 19.2 | |||
| Illness Detection Rate (Legally Mandated Items) | % | 63.7 | 64.5 | 63.5 | 62.1 | 61.3 | |||
| Productivity Losses | Number of Employees Absent from Work Due to Mental Instability *3 | Person | 87 | 124 | 114 | 134 | 111 | ||
| Absenteeism *4 | Days | - | 3.98 | 4.38 | 4.40 | 4.33 | |||
| Presenteeism *5 | % | - | 34.7 | 33.6 | 32.4 | 33.8 | |||
- *1Calculated based on the Ministry of Health, Labour and Welfare's Survey on Industrial Accidents. Previously calculated using the number of reported cases, but changed to the number of cases with at least one day off work in accordance with the survey method (October 2023).
- *2Applicable to non-managerial regular employees at KDDI.
- *3Number of employees absent from work at the end of the fiscal year.
- *4Absenteeism: Average number of days of sick leave taken per regular employee due to personal illness or injury.
- *5Presenteeism: Average percentage of productivity loss among regular employees who responded to the stress check, calculated using the WHO-HPQ.
Employee Engagement
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 |
|---|---|---|---|---|---|---|---|---|
| Response Rate of Employee Engagement Survey | KDDI | - | % | 94.0 | 96.7 | 97.3 | 97.8 | 98.0 |
| Ratio of Employees with High Engagement | % | 53.2 | 55.0 | 58.8 | 60.4 | 60.3 | ||
| Ratio of Employees with High Engagement (Target) | % | - | - | - | 60.0 | 60.0 | ||
| Response Rate of Employee Engagement Survey | Group | 76% | % | 92.8 | 94.6 | 93.9 | 95.0 | 95.5 |
| Ratio of Employees with High Engagement | % | 51.9 | 52.4 | 56.6 | 46.2 | 54.6 |
- *The engagement survey includes measures of job satisfaction, purpose, happiness, and stress.
- *Coverage is calculated based on operating revenue.
Compensation
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | ||
|---|---|---|---|---|---|---|---|---|---|---|
| Average Annual Salary *1 | KDDI | - | JPY | 9,484,602 | 9,454,416 | 9,432,871 | 9,869,482 | 10,183,458 | ||
| Group | 96% | - | - | - | - | 5,050,269 | ||||
| Average Annual Remuneration of Executives | Male | Basic Salary | KDDI | - | Million JPY | - | - | 23.4 | 23.8 | 25.1 |
| Basic Salary + Incentives | - | - | 33.0 | 33.1 | 34.2 | |||||
| Female | Basic Salary | - | - | 26.1 | 28.5 | 22.0 | ||||
| Basic Salary + Incentives | - | - | 34.9 | 38.0 | 28.0 | |||||
| Male | Basic Salary | Group | 100% | - | - | 18.0 | 13.6 | 16.5 | ||
| Basic Salary + Incentives | - | - | 23.6 | 17.5 | 21.1 | |||||
| Female | Basic Salary | - | - | 9.7 | 7.8 | 8.3 | ||||
| Basic Salary + Incentives | - | - | 12.8 | 10.0 | 11.2 | |||||
| Average Annual Remuneration of Managers | Male | Basic Salary | KDDI | - | Million JPY | - | - | 9.2 | 9.5 | 9.6 |
| Basic Salary + Incentives | - | - | 13.6 | 14.0 | 14.2 | |||||
| Female | Basic Salary | - | - | 8.5 | 9.1 | 9.2 | ||||
| Basic Salary + Incentives | - | - | 12.7 | 13.3 | 13.4 | |||||
| Male | Basic Salary | Group | 100% | - | - | 7.7 | 7.3 | 7.7 | ||
| Basic Salary + Incentives | - | - | 10.5 | 10.2 | 10.6 | |||||
| Female | Basic Salary | - | - | 5.1 | 4.9 | 5.6 | ||||
| Basic Salary + Incentives | - | - | 6.8 | 6.6 | 7.5 | |||||
| Average Annual Remuneration of Non- Managerial Employees | Male | Basic Salary | KDDI | - | Million JPY | - | - | 6.2 | 6.3 | 6.5 |
| Female | Basic Salary | - | - | 4.8 | 5.4 | 5.7 | ||||
| Male | Basic Salary | Group | 100% | - | - | 4.4 | 3.8 | 4.4 | ||
| Female | Basic Salary | - | - | 2.9 | 2.3 | 2.5 | ||||
| Gender Pay Gap (Difference in Wages Between Male and Female) *2 | All Employees | KDDI | - | % | - | - | 77.0 | 78.3 | 81.1 | |
| Full-Time Employees *3 | - | - | 78.0 | 78.7 | 80.2 |
|||||
| Part-Time and Fixed-Term Employees | - | - | 84.2 | 83.2 | 92.3 | |||||
- *1Includes bonuses and extra wages.
- *2Calculated as (Average female wage ÷ average male wage), expressed as a percentage.
- *3Aggregation period: April 1, 2024 – March 31, 2025. The ratio of female's to male's wages is calculated for the most recent fiscal year based on the Act on Promotion of Women's Participation and Advancement in the Workplace (Act No. 64 of 2015)
- *
= latest data with third-party assurance
- *Coverage is calculated based on operating revenue.
Community Involvement and Development (Social Contribution)
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 |
|---|---|---|---|---|---|---|---|---|
| Total Social Contribution Expenditures *1 *2 | Group | 82% *3 | Billion JPY | - | - | - | - | 18.8 |
| Total Donations | KDDI | - | Billion JPY | - | - | - | 1.0 | 0.8 |
| +α Project *4: Total Donations by Fiscal Year | KDDI | - | JPY | 10,000,000 | 10,000,000 | 10,000,000 | 10,000,000 | 10,000,000 |
| +α Project: Number of Donor Organizations | Organizations | 58 | 61 | 66 | 61 | 60 | ||
| +α Project: Cumulative Donations Since Launch | JPY | 92,481,520 | 102,481,520 | 112,481,520 | 122,481,520 | 132,481,520 | ||
| Number of Employees Using Volunteer Leave System | KDDI | - | Person | 0 | 3 | 0 | 0 | 12 |
- *1Excludes items such as advertising expenses, membership fees, and political donations, even if for social contribution purposes.
- *2In-store fundraising and employee donations are not included in total social contribution expenditures.
- *3ENERES Co., Ltd., OKINAWA CELLULAR TELEPHONE COMPANY, KDDI MATOMETE OFFICE CORPORATION, KDDI Engineering Corporation, BIGLOBE Inc., JCOM Co., Ltd., Chubu Telecommunications Co., Inc., KDDI Foundation, Others
- *4A program in which KDDI converts employees' internal and external social contribution activities into points, and donates the corresponding amount to charitable organizations on behalf of the employees.
Record of KDDI's Information Ethics Courses
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 |
|---|---|---|---|---|---|---|---|---|
| KDDI Smartphone and Mobile Phone Safety Classes | ||||||||
| Number of Sessions Held for Seniors | KDDI | - | Times | 93 | 123 | 151 | 136 | 139 |
| Number of Seniors Participants | Person | 1,282 | 1,633 | 1,895 | 1,796 | 1,863 | ||
| Number of Sessions Held for Youth | Times | 2,608 | 3,217 | 3,304 | 3,223 | 3,205 | ||
| Number of Youth Participants | Person | Approx. 330,000 | Approx. 490,000 | Approx. 740,000 | Approx. 580,000 | Approx. 600,000 | ||
| Workshop-Style Outreach Class: "Smartphone de Disaster Literacy" | ||||||||
| Number of Schools Hosting the Program | KDDI | - | Schools | 3 | 9 | 16 | 16 | 19 |
| Number of Participants | Person | 115 | 489 | 478 | 438 | 676 | ||
Information Security
| Item | Boundary | Coverage (FY2024) |
Unit | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 |
|---|---|---|---|---|---|---|---|---|
| Number of Telecommunications Service Interruptions Caused by External Cyberattacks | KDDI | - | Case | 0 | 0 | 0 | 0 | 0 |
| Number of Personal Data Breaches Caused by External Cyberattacks | 0 | 0 | 0 | 0 | 0 | |||
| Number of Personal Data Breaches | 0 | 0 | 0 | 0 | 0 |