[Nishihara Seiichi] Foundation [西原青一] ふあうんでえしょん

[HOGEPLAN (Nishihara Atsuko)] Astral Time XRATED (Persona 3)

[Nishihara Seiichi] Bishoujo Party

(SC21) [Knight Foundation (Matsubara Ryuu) & Tunacan. (Ami Satoru Tsuna)] Kanban Musume. (Gad Guard)

(C84) [Foundation/1 (MANA)] Gentle Rhythm 5 (Touhou Project)

(Kouroumu 11) [One Week Holiday (Seiichi)] Red + Scarlet (Touhou Project) [Chinese] [kanade汉化组]

(C84) [Foundation/1 (MANA)] Gentle Rhythm 5 (Touhou Project) [English] [q91]

[One Week Holiday (Seiichi)] Hokkepen Soushuuhen (Touhou Project) [Digital]

(C85) [Foundation/1 (MANA)] Gentle Rhythm 6 (Touhou Project) [English] [q91]

(C83) [Foundation/1 (MANA)] Gentle Rhythm 4 (Touhou Project)

(C90) [HOGEPLAN (Nishihara Atsuko)] NEVER ENDING LAST (Scared Rider Xechs)