| Outside Director Toshiya Asaba |
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| 1989 | Apr. | Joined Recruit Co., Ltd. |
| 1995 | Apr. | Manager of Network Technology, Internet Initiative Japan Inc. |
| 1996 | Mar. | Director, IIJ America Inc. |
| 1997 | Sep. | Director of Technology, Internet Multifeed Co. |
| 1999 | Jun. | Director, Crosswave Communications, Inc. |
| 2004 | Jun. | Director and Vice President, Internet Initiative Japan Inc. |
| Jun. | Director, NTT Resonant Incorporated | |
| 2008 | Jun. | Representative Director, IIJ Innovation Institute Inc. |
| 2012 | Apr. | Representative Director, Stratosphere Inc. |
| 2015 | Jun. | Director, IIJ Innovation Institute Inc. |
| Jun. | Representative Partner, Gaia Lab LLC (current) | |
| 2016 | Jun. | Outside Director, T-Gaia Corporation (current) |
| 2017 | Nov. | Representative Director and Vice Chairman, The Japanese Society for Quality Control (JSQC) |
| 2018 | Dec. | Corporate Auditor, Parongo. (current) |
| 2021 | Dec. | Representative Director, IIJ Innovation Institute Inc. |
June 22, 2023
