Studies Which Investigate hentai comics

Let's Study ××× 5

甘い研究 ～A study in sweet～

[Hiratsura Masaru] Sennyuu Sousakan Erika | Sneaking Investigator Erika (COMIC SIGMA 2008-03 Vol. 17) [English] [SaHa]

Ganyu-chan ga Shigoto to Seiyoku Shori o Otetsudai suru Hon. | A book in which Ganyu helps you out with your work and sexual urges.

[Usunooshiri (Yuzu-Hime)] Which do you like? ~ Erande bokura no tenshi-sama ~ | Which do you like? 选择吧，我们的天使大人 [Chinese] [莉赛特汉化组]

[CRAFT (Kiliu)] Nandemo Chousa Mama Shizue-san | The All-around Investigator Mama Shizue-san [English] [Kuraudo] [Digital]

I Can't Study

Study With Cleavage

Docchi ga Suki Nano? | Which Would You Rather?

[Saikoro Steak] Josousakan Saeko | The Woman Investigator Saeko

NozoNicoshiki xxxx-Juku | NozoNico Style XXXX Study

[Meganei] Shishunki no Obenkyou 4 | Puberty Study Session 4 (COMIC Shingeki 2019-12) [English] [Shippoyasha] [Digital]

Which came first, the crow or the egg?

[Sawada Daisuke] Hitoduma Tantei no Chinkenpo | Married Investigator's Chinkenpo (COMIC Shingeki 2011-01) [English] [SaHa]

Shippai! Otori Sousa | Failure! Investigation Bait

[PLANT (Tsurui)] Dochira o Onozomi desu ka? ~Maid Hen~ | Which Do You Desire? ~Maid Edition~ (THE IDOLM@STER) [English]