| When | User | Flag Type | Description |
|---|---|---|---|
| 2012-10-04 06:19:13 | mochie | Invalid | |
| 2013-11-15 02:20:16 | aditsu | Well Constructed | |
| 2016-05-26 14:20:03 | 棋幻旋律 | Well Constructed | |
| 2018-12-14 04:17:26 | neptix | Needs Fixing | We12, Bd12, Wf9, Bb14, Wb15, Ba13, Wa15 is a perfectly good solution. |