Rina-chan Renai Houteishiki [きのこのみ (kino)] りなちゃん恋愛方程式～家庭教師を誘惑えっち～ [中国翻訳] [DL版]

[Azuki Kurenai] Yoru no Houteishiki 1 | Equation of the Night 1

(C74) [Kinbou Sokai (Konmori)] Tsuyu ni Iroeru Hoozuki no Sane (Kurenai)

[Azuki Kurenai] Midara no Houteishiki: The Equation of the Immoral

[Azuki Kurenai] Yoru no Houteishiki 1 | Equation of the Night 1 [English] [Hentai-Enishi] [Decensored]

[Azuki Kurenai] Midara no Houteishiki - The Equation of the Immoral [English] [hen-toy]

(C93) [Mugen Houteishiki (Mutsu Minato)] Chaldea Sakusei Nisshi (Fate/Grand Order)

(C83) [Chinpudo (Marui)] Yuuno-san demo ** ga Shitai! (Kurenai)

[Azuki Kurenai] Midara no Houteishiki - The equation of the Immoral Ch. 9 [English] [SaHa]

(C78) [Hachiouji Kaipan Totsugeki Kiheitai (Makita Yoshiharu)] Razorblade Romance (Kurenai) [English] [m@] [Incomplete]

[Azuki Kurenai] Midara no Houteishiki - The equation of the Immoral Ch. 1-2 [English] [hen-toy]