Paperback, Novel Series
- Clannad
- Classroom Crisis
- CRISIS
- Gj-Bu
- Kujibiki Unbalance
- Kuma no Gakko
- Kuma Kuma Kuma Bear
- Kumamon
- Gudetama
- Queen's Blade / Queen's Gate
- Qualidea Code
- Cooking Papa
- Cookpad
- Cthulhu Mythos
- Winnie-the-Pooh
- Criminal Minds
- Crayon Shin Chan (Shinchan)
- Kurosagi
- Cross Game
- Clockwork Planet
- Kuroyuri danchi
- The Closer
- Guin Saga
- Good Life
- Good Doctor
- Goodbye, Don Glees!
- Glasslip
- GRAPPLER BAKI
- Gravitation
- Graphig
- Gran Crest Senki
- Granblue Fantasy
- Grandmaison Tokyo
- Grimms Notes
- Growlanser
- Love in Palace
- Kuchu Buranko (Flying Trapeze)
- Kusen Madoshi Kohosei no Kyokan
- Kurenai
- Kurenai no Buta
- Kurumi no Heya
- The Apothecary Diaries (Kusuriya no Hitorigoto)
- Kumo no Kaidan
- Kuroi Taiyo
- Black Summoner(Kuro no Shokanshi)
- Kuro no Onna Kyoshi
- Kuroko no Basuke (Kuroko's Basketball)
- Kurokami
- Kurokawa no Techo
- Kuromajo-san ga Toru