| Date | Description |
|---|---|
| 2017-05-23 | delete fax +81-92-642-3844 |
| 2017-05-23 | delete phone +81-92-641-3131 |
| 2015-02-11 | delete address Novermber 10-16, 2007, Reno, USA |
| 2015-02-11 | delete address Novermber 15-21, 2008, Austin, USA |
| 2015-02-11 | update primary_contact Novermber 15-21, 2008, Austin, USA => null |