| When | User | Flag Type | Description |
|---|---|---|---|
| 2011-03-22 18:58:42 | dora | Well Constructed | |
| 2013-07-15 07:55:49 | Matrok | Well Constructed | |
| 2013-08-31 09:46:55 | SoDesuKa | Well Constructed | |
| 2014-04-10 16:37:47 | mountain root | Well Constructed | |
| 2016-05-28 06:40:00 | 棋幻旋律 | Well Constructed | |
| 2019-08-29 08:32:52 | yoshiyuuki10 | Invalid |