| When | User | Flag Type | Description |
|---|---|---|---|
| 2013-02-25 02:48:06 | SoDesuKa | Well Constructed | |
| 2013-02-27 14:52:02 | tigweg | Well Constructed | |
| 2013-05-02 08:50:56 | Matrok | Well Constructed | |
| 2016-05-26 12:17:15 | 棋幻旋律 | Well Constructed | |
| 2016-08-03 02:57:00 | 徐敬唐 | Well Constructed | |
| 2017-06-10 23:40:28 | Onishi T | Well Constructed | |
| 2018-11-21 18:12:12 | G1weist | Well Constructed | |
| 2019-02-06 20:34:07 | arbitrageftw | Well Constructed |