[Kano Seisaku, Koike Kazuo] Jikken Ningyou Dummy Oscar Vol.18
[Egawa Tatsuya] Tokyo Univ. Story 18
[Machino Henmaru] 18 kin | Eighteen Gold
[Koike Kazuo, Kanou Seisaku] Auction House Vol.18
[Hijiri Tsukasa] Tadaima Namahousouchuu! (COMIC Megamilk Vol.18)
[Umiushi] No Pan Seitokaichou(COMIC Megamilk Vol.18)
[Aoi Hitori] Yume no Naka (Bishoujo Kakumei KIWAME 2012-02 Vol.18)
Dragonball Z: #18's Conspiracy
[Youmusya] AYA-18 (Touhou Project)
Bishoujo Kakumei KIWAME 2012-04 Vol.18 [Digital]
(C64) [Digital Lover (Nakajima Yuka)] D.L. ACTION 18 (Ragnarok Online)
[Junkie] apricot (Bishoujo Teki Kaikatsu Ryoku vol. 18) [Chinese] 【黑条汉化】