[Mongoose Studio (Spark Utamaro)] Ecchi nano wa Ikenai to Omoimasu yo ne | I don't think we should be doing erotic stuff (Mahoro de Ikou!!) (Mahoromatic) [English] [CrowKarasu]

[Spark Utamaro] Shiruwo Suunawa [English] [desudesu] [Decensored]

[SPARK UTAMARO] Jibaku No Koi

[Spark Utamaro] Immoral Gyakushuu! Ch. 1, 3, 6, 7, 9 [English] [desudesu]

[Spark Utamaro] Moudouken | Seeing Eye Dog [English] [SaHa]

[Spark Utamaro] Shiruwo Suunawa [English] [desudesu]

[Spark Utamaro] Ayami-chan Jibaku!

[desudesu] Spark Utamaro - Immoral Gyakushuu - 'violin' (English)

[Spark Utamaro] Koneko wa Nakanai | A kitten that doesn't cry (Junshiri) [English]

[Studio Wallaby (Spark Utamaro)] Henyamon (Kasumin) [English] [Incomplete]