12:27

osu!mapping: new mapper decisions

1:54

PLAYING BIG BLACK WITH DOUBLETIME???

3:18

【太鼓の達人】蛇鉄 初見プレイ(映像無し)

7:14

osu! | How to Improve Stamina/Speed

10:47

osu!mapping: editor efficiency

16:29

osu!mapping: old editors

10:53

osu!mapping: how to rank a map

7:17

The osu!.db situation