Books Series
- 99.9: Criminal Lawyer
- CanCam
- Candy Boy
- Cast-Prix Zero
- Cat Shit One
- Cat's Eye
- Chara Series
- CUE!
- Cure
- Cutie
- Gangsta.
- GEAR FIGHTER DENDOH
- Gigs
- Gilgamesh
- Guilty Gear X
- KILLING ME / KILLING YOU
- KING OF PRISM
- Kiss x sis
- Q.E.D
- Q10
- QED Series
- Qp
- Kikansha Thomas
- Kino Nani Tabeta?
- Kinoko Inu
- Kimagure Orange Road
- Kimi Ga Kokoro Ni Sumitsuita
- Kimi to, Nami ni Noretara (Ride Your Wave)
- Kimi no Koe wo Todoketai
- Kyo no Nekomura-san
- Kyo wa Kaisha Yasumimasu.
- Kirakira Kenshui
- Kirarin Revolution
- Kiniro Mosaic
- Gin Gintsune
- kiina - Fukano Hanzai Sosakan -
- Kisaragi Gold Star
- Kijitora Neko no Koume-san
- Kiznaiver
- Kippari
- Kiteretsu Daihyakka
- Kiddy Grade
- Kino no Tabi - the Beautiful World
- The War Ends the World / Raises the World
- With You, Our Love Will Make It Through
- Kimi Kiss
- Kimi Hannin ja Nai yo ne?
- Catherine
- Captain Earth
- Captain Tsubasa
- Carole & Tuesday
- Cuticle Detective Inaba
- Cutie Honey
- Kira Kira
- Kiratto Prichan
- Kiratto Pri Chan
- Kirikou and the Sorceress
- Killing Bites
- Kill Blue (Kiru Ao)
- Baby, Please Kill Me! (Kill Me Baby)
- Kill la Kill
- The King of Fighters
- King Kong
- King's Raid
- Kingdom
- Kingdom Hearts
- Kinnikuman
- Kinnikuman II
- Gag Manga Biyori
- Galaxy Angel
- Gallery Fake
- Gal to Kyoryu
- Gal Circle (Galsa)
- Gals Paradise
- Gyo
- Guilty Crown
- I May Be a Guild Receptionist, But I'll Solo Any Boss to Clock Out on Time
- given
- Kyoshiro to Towa no Sora
- Kyoto e Okoshiyasu
- Kyoto Teramachi San Jo No Holmes
- Kyousogiga
- Kyo, Koi wo Hajimemasu
- Kyo kara Maou!
- Kyou Kara Ore wa!!
- Kyo no 5 no 2
- Kyo no Asuka Show
- Mr. Villain's Day Off
- Giso Furin
- The Jack-of-All-Trades Who Got Kicked Out of the Hero's Party
- Kita no Kuni kara (From a North country)
- Kita he - Diamond Dust -
- Kiken Renai H
- Kichijyoji dake ga Sumitai Machi desuka?
- Kimi Ga Inakucha Dame Nanda
- Kimi ga Aruji de Shitsuji ga Ore de
- Kimi ga Nozomu Eien
- Kimi ga Odoru, Natsu
- Kimi to Boku.
- Kimi ni Todoke