Paperback, Novel Series
- 5 Ji kara 9 Ji made
- CODE-E
- God Eater
- Gosick
- Kochira Katsushika-ku Kameari-kouenmae hashutsujo
- Kodomo no Omocha
- In This Corner of the World
- Kono Naka ni Hitori, Imoto ga Iru!
- KonoSuba: God's Blessing on This Wonderful World!
- Kono Mune Ippai no Ai wo
- Kobato.
- Kore wa Zombie desu ka? (Is This a Zombie?)
- Kore Ha Keihi De Ochimasen!
- Konnichiwa Anne: Before Green Gables
- Gokusen
- Goshushosama Ninomiya Kun
- Koupen-chan
- Kokurikozaka Kara
- Kokoro Connect
- Coco avant Chanel
- Costco
- Cosplay Ghost Guren Onna
- Kokkurisan
- COP CRAFT Dragnet Mirage Reloaded
- Kodomo Kesatsu
- Kobo,the li'l Rascal
- Comic Market
- Coraline
- Concrete Revolutio
- Contrail - Tsumi to Koi -
- Confidenceman jp
- Code Geass - Lelouch of the Rebellion
- Code Blue
- Corpse party
- Gossip Girl
- Godzilla
- God Hand Teru
- Goblin Slayer
- Golgo 13
- Golf
- Gonzo - Densetsu no Keiji
- Ghost Hunt
- Golden Kamuy
- Golden Time
- The Quintessential Quintuplets
- The Negotiator
- Eureka Seven
- Komyogatsuji
- Konkatsu
- Konkatsu Deka
- Lone Wolf and Cub (Kozure Ookami)
- Kodoku no Gourmet
- Kodoku no Kake
- Raven of the Inner Palace
- The Anthem of the Heart
- Koi to Uso
- Koi to Senkyo to Chocolate
- Koi no Jikan
- Koihime Muso
- Koizora
- Ghost in the Shell
- Koetsu Girl Series
- Gokukoku no Brunhild
- Koroshiya-san
- Go -Hime tachi no Sengoku-
- Coffee Talleyrand no Jikenbo
- Kotoura-san
- The King of Beetle Mushiking - Mori no Tami no Densetsu
- Kocha Oji
- Konpeki no Kantai
- A Silent Voice
- Koya no Kotobuki Hikotai
- Kodo Shinri Sosakan Tateoka Ema Series
- Koto no Ha no Niwa
- Konjiki no Gash!!
- Chrome Shelled REGIOS
- Kotetsu Sangokushi
- Koukou Nyushi
- Kokosei Restaurant
- Koukou Yakyu
- Gunparade March