(C93) [Spermation (Tukamori Syuuji)] Himitsu 01 "4-gatsu no Owarigoro" (C93) [スペルメーション (ツカモリシュウジ)] 卑蜜(ひみつ)01『4月の終わり頃』

(C94) [Spermation (Tukamori Syuuji)] Himitsu 2 & 3 "Zoku 4-gatsu no Owarigoro" "Kuchidomeryou"

Himitsu 04 "Yakusoku"

(C67) [Tukamori Club (Tukamori Syuuji)] Tukamori Syuuzi World - Black in Shadow of Millia Raige in Mind (Guilty Gear) [English] [SaHa]

Himitsu 06 "Ima koko de" | Secret 6 - The entanglement of a real brother and sister

[Spermation (Tukamori Syuuji)] Himitsu 2 & 3 "Zoku 4-gatsu no Owarigoro" "Kuchidomeryou" | Secret 2 & 3 - The End of April Hush Money [English] [Digital]

(C67) [Tukamori Club (Tukamori Syuuji)] Tukamori Syuuzi World - Black in Shadow of Millia Raige in Mind (Guilty Gear)

(C94) [Spermation (Tukamori Syuuji)] Himitsu 2 & 3 "Zoku 4-gatsu no Owarigoro" "Kuchidomeryou"

[Spermation (Tukamori Syuuji)] Himitsu 01 "4-gatsu no Owarigoro" | Secret 01 - The end of April [English] [Digital]

[Spermation (Tukamori Syuuji)] Himitsu 04 "Yakusoku" [English] [Digital]

(C89) [Tukamori Club (Tukamori Syuuji)] Himitsu no Sakura (Fate/stay night)