| Date | Description |
|---|---|
| 2017-05-08 | delete president Takumi Masuda |
| 2017-05-08 | insert president Hidetoshi Kageyama |
| 2017-05-08 | delete person Takumi Masuda |
| 2017-05-08 | insert person Hidetoshi Kageyama |
| 2015-11-08 | delete fax +81-3-5842-6038 |
| 2015-11-08 | delete phone +81-3-6240-0777 |
| 2015-11-08 | insert fax +81-3-3662-3162 |
| 2015-11-08 | insert phone +81-3-3662-3164 |
| 2015-07-10 | delete phone 112-0002 |
| 2015-07-10 | insert phone 103-0025 |