| When | User | Flag Type | Description |
|---|---|---|---|
| 2011-04-30 01:04:58 | knorthplay | Well Constructed | |
| 2013-09-11 09:05:40 | Matrok | Well Constructed | |
| 2014-07-29 01:22:10 | mountain root | Well Constructed | |
| 2015-04-29 16:01:00 | Siaubunas | Well Constructed | |
| 2015-08-03 03:00:27 | rastafari | Well Constructed | |
| 2016-05-22 06:58:00 | 棋幻旋律 | Well Constructed | |
| 2017-09-03 23:15:45 | Onishi T | Well Constructed |