for example the early hentai porn

(C82) [ROUTE1 (Taira Tsukune)] Tsuukin Idol | Commuting Idol (THE iDOLM@STER) [English] {doujin-moe.us}

(C88) [Part K (Hitsujibane Shinobu)] Uzuki no Uragawa (THE IDOLM@STER CINDERELLA GIRLS)

(C59) [Zettai Shoujo (RAITA)] Schuppen Harnische (Nausicaä of the Valley of the Wind)

(C84) [Earthean (Syoukaki)] KakiColle (Various)

(C93) [Suimitsutou Koubou (Momo no Suidousui)] YukiChinpo - Futanari Yukiho to Takane ga Date Suru Hon (THE IDOLM@STER) [Chinese]

(SC34) [Hotel California (Natsuno Suika)] NS Paradise (The Melancholy of Haruhi Suzumiya / Suzumiya Haruhi no Yuuutsu)

(COMIC1☆15) [Othello Ice (shuz)] Dekitara Hasande Agemasu!ru

COMIC Anthurium 030 2015-10

(C78) [Nippon Fair (Nago.K)] Mama Mari, A! (Akuma Nomi zo Shiru Sekai) (The World God Only Knows) [English]

(Utahime Teien 10) [SeaFox (Kirisaki Byakko)] MINAMI MERMAID (THE IDOLM@STER CINDERELLA GIRLS) [English] [H-Konbini]

(C91) [Tamanegiya (MK)] Kisetsu no Mukou (THE IDOLM@STER CINDERELLA GIRLS)

[Desk Work (Ashita)] Enjo Kousai Akira to Anii (Tachi) no Seikatsu Kiroku | Record Of Akira's Paid Dating With Her "Older Brothers" (THE IDOLM@STER CINDERELLA GIRLS) [English] {Doujins.com} [Digital]