| Date | Description |
|---|---|
| 2018-06-30 | insert otherexecutives Masami AMANO |
| 2018-06-30 | update person_title Masami AMANO: Eexcutive Officer => Executive Officer |
| 2017-11-20 | delete otherexecutives Masami AMANO |
| 2017-11-20 | delete person Yoshiaki YAMAMOTO |
| 2017-11-20 | insert person Naoyuki ARAKANE |
| 2017-11-20 | update person_title Masami AMANO: Director => Eexcutive Officer |