| Date | Description |
|---|
| 2021-04-19 |
delete president Kondo Shunsuke |
| 2021-04-19 |
delete person Kondo Shunsuke |
| 2020-07-18 |
delete otherexecutives Nakamura Minoru |
| 2020-07-18 |
delete person Nakamura Minoru |
| 2020-07-18 |
delete person Torii Hiroyuki |
| 2020-07-18 |
delete person Ueno Toru |
| 2020-07-18 |
insert person Tadokoro Hajime |
| 2020-05-19 |
delete person Tsukiyama Susumu |
| 2019-10-14 |
insert person Susumu Tsukiyama |
| 2019-07-15 |
delete person Yuzuru Hiroe |
| 2019-07-15 |
update person_title Kenji Yamaji: Director - General, Research Institute of Innovative Technology for the Earth ( RITE ) Nuclear Waste Management Organization of Japan ( NUMO ) => Senior Vice President / Director - General, Research Institute of Innovative Technology for the Earth ( RITE ) Nuclear Waste Management Organization of Japan ( NUMO ) |
| 2019-04-13 |
update person_title Hiroshi Tomono: Senior Advisor, Nippon Steel & Sumitomo Metal Corporation => Senior Advisor, NIPPON STEEL CORPORATION |
| 2019-03-08 |
insert person Hiroshi Tomono |
| 2018-12-29 |
delete person Kyohei Takahashi |
| 2018-10-08 |
insert otherexecutives Koji Kihira |
| 2018-10-08 |
insert person Koji Kihira |
| 2018-07-28 |
delete otherexecutives Hiroyuki Miyazawa |
| 2018-07-28 |
delete otherexecutives Takeshi Ono |
| 2018-07-28 |
insert otherexecutives Tsuyoshi Uda |
| 2018-07-28 |
delete person Hiroyuki Miyazawa |
| 2018-07-28 |
delete person Takeshi Ono |
| 2018-07-28 |
insert person Mayumi Matsumoto |
| 2018-07-28 |
insert person Tsuyoshi Uda |
| 2017-05-18 |
update person_title Kyohei Takahashi: Director, Showa Denko K.K => Executive Advisor, Showa Denko K.K |
| 2017-02-11 |
update person_title Kyohei Takahashi: Chairman of the Board, Showa Denko K.K => Director, Showa Denko K.K |
| 2016-07-06 |
delete otherexecutives Masahiko Saito |
| 2016-07-06 |
insert otherexecutives Minoru Nakamura |
| 2016-07-06 |
delete person Masahiko Saito |
| 2016-07-06 |
delete person Naoyuki Hasegawa |
| 2016-07-06 |
insert person Minoru Nakamura |
| 2016-07-06 |
insert person Toru Ueno |
| 2016-04-05 |
delete otherexecutives Shunsuke Kondo |
| 2016-04-05 |
insert president Shunsuke Kondo |
| 2016-04-05 |
insert person Kenji Yamaji |
| 2016-04-05 |
insert person Kyohei Takahashi |
| 2016-04-05 |
update person_title Shunsuke Kondo: Executive President => President |