Gruppo out-of-date

(Shuuki Reitaisai 4) [Out-Of-Date (Korotasuke)] Eiyabiyori Tsuki ni Utareshi Yokubou no Kase (Touhou Project)

(Reitaisai 13) [Out-Of-Date (Korotasuke)] Eiyabiyori Hisui Usagi no Nan (Touhou Project)