Cross Voice
Complete | Kujou Aoi | 2002 released
2023-10-11 15:08 marked
https://www.mangaupdates.com/series/1u8xcjj/cross-voice
Crown Craze
Complete | suzukura hal | 2010 released
2023-10-11 15:12 marked
https://www.mangaupdates.com/series/0771a3i/crown-craze
Crush
Complete | Ougi Yuzuha | 2007 released
2023-10-11 15:19 marked
https://www.mangaupdates.com/series/2x27yr1/crush
Crush on You
Complete | lee kyung ha | 2000 released
2023-10-11 15:21 marked
https://www.mangaupdates.com/series/6sjimho/crush-on-you?method=time_added&perpage=25
Cryptic White
Complete | tamekou | 2014 released
2023-10-11 15:44 marked
Part of Boku no Sex Star (You're My Sex Star). https://www.mangaupdates.com/series/6gxea77/you-re-my-sex-star
Cucumber Sandwich
Complete | akai higasa | 2000 released
2023-10-14 14:05 marked
https://www.mangaupdates.com/series/uu38s96/cucumber-sandwich Cute but...I hate it when stories are discontinued.（￣へ￣）
Cutlass II
Ongoing | HIGURI You | 2000 released
2023-10-14 15:27 marked
https://www.mangaupdates.com/series/srxhwl4/cutlass-ii Note: The publisher, Biblos, was shut down and this series was cancelled as a result.
Cynical World
Complete | Kakizaki Muku | 2000 released
2023-10-14 15:51 marked
https://www.mangaupdates.com/series/f53h9qa/uchuu-no-hito Chapter 4 of Uchuu no Hito.
Antidote
Ongoing | 巫哲, 叉叉, 东影studio, 晋江文学城 | 2000 released
2023-12-16 10:42 marked
There's an anime adaptation.
Crimson Cross