| K*nky Perfume System | Web Novel | chinese | 3.9 |
| K-Eldest Daughter Possessed a Childcare Novel | Web Novel | korean | 3.5 |
| KPL’s Strongest Support | Web Novel | chinese | 3.7 |
| Kagerou Days | Light Novel | japanese | 3.6 |
| Kaguya Wants to be Confessed to ~The Seven Mysteries of Shuchin Academy~ | Light Novel | japanese | 4.2 |
| Kaifuku Jutsushi no Yarinaoshi ~ Sokushi Mahou to Skill Copy no Choetsu Heal | Light Novel | japanese | 3.3 |
| Kaifuku Shoku no Akuyaku Reijou | Web Novel | japanese | 3.6 |
| Kaiko Sareta Ankoku Heishi (30-dai) no Slow na Second Life | Web Novel | japanese | 2.9 |
| Kaitou Kid is Superhero | Web Novel | chinese | 2.2 |
| Kaiwa mo Shinai Tsurekko no Imouto ga, Naganen Issho ni Baka Yatte-kita Netoge no Friend Datta (LN) | Light Novel | japanese | 3.7 |
| Kajiya de Hajimeru Isekai Slow Life | Web Novel | japanese | 3.2 |
| Kakuriyo no Yadomeshi | Light Novel | japanese | 4.3 |
| Kaleidoscope of Death | Web Novel | chinese | 4.6 |
| Kaliskis | Published Novel | filipino | 2.7 |
| Kamatte Shinsotsu-chan ga Maikai Sasotte Kuru: Nee Senpai, Shigoto mo Koi mo Kyouiku Shite Moratte Ii desu ka? | Light Novel | japanese | 3.4 |
| Kamen Rider Marvel | Web Novel | chinese | 3.0 |
| Kami Sumeragi Yuusha no Eiyuutan 《Ryokou Tan》 | Web Novel | japanese | 2.2 |
| Kami no Techigai de Shindara Zumi de Isekai ni Hourikomare Mashita | Web Novel | japanese | 3.6 |
| Kami-sama no Inai Nichiyoubi | Light Novel | japanese | 3.4 |
| Kami-sama no Memochou | Light Novel | japanese | 4.6 |
| Kamigami – Mottomo Yowaki Hangyakusha – | Web Novel | japanese | 3.6 |
| Kamisama Shop de Cheat no Kaori | Web Novel | japanese | 3.0 |
| Kamisama no Kago wo Kyohishitara?! | Web Novel | japanese | 2.4 |
| Kamisu Reina wa Koko ni Chiru | Light Novel | japanese | 4.6 |
| Kanna no Kanna | Web Novel | japanese | 4.0 |
| Kanojo ga Flag wo Oraretara | Light Novel | japanese | 4.1 |
| Kanojo ga Shio Taiōnanode Wakareru Koto ni Shitara, Fukuen o Sematte Kuru Yandere Sutōkā to-kashita | Web Novel | japanese | 3.2 |
| Kanojo wo Deresaseru Houhou wo, Shorai Kekon Suru Oredake ga Shitteiru | Light Novel | japanese | 4.2 |
| Kanpeki na Ore no Seishun Love Come | Light Novel | japanese | 3.7 |
| Kanpeki na Sako-san wa Mobu (Boku) Mitai ni Naritai | Light Novel | japanese | 3.6 |
| Kansutoppu! | Web Novel | japanese | 3.5 |
| Kanta na Enquete desu | Light Novel | japanese | 3.7 |
| Kantan na Monitor desu | Light Novel | japanese | 3.8 |
| Kanzen Kaihi Healer no Kiseki | Web Novel | japanese | 3.1 |
| Kapitan Sino | Published Novel | filipino | 3.3 |
| Kar98K Upon Touchdown! | Web Novel | chinese | 2.0 |
| Kara no Kyoukai | Published Novel | japanese | 4.3 |
| Karada wo Ubawareta Watashi to, Madoushi no Papa | Web Novel | japanese | 3.5 |
| Kare to Hitokui no Nichijou | Light Novel | japanese | 3.6 |
| Kasou Ryouiki no Elysion | Light Novel | japanese | 3.9 |
| Katabasis | Web Novel | korean | 3.8 |
| Katahane no Riku | Web Novel | japanese | 4.1 |
| Kawaii Onnanoko ni Kouryaku Sareru no Wa Suki desu ka? | Light Novel | japanese | 3.8 |
| Kawaikereba Hentai demo Suki ni Natte Kuremasu ka? | Light Novel | japanese | 4.1 |
| Kawaranu Mono ＜Kirameki no Gōremu＞ | Web Novel | japanese | 3.8 |
| Kazama-kun’s Lies is Exposed to the Girls | Web Novel | japanese | 3.3 |
| Kaze ga Tsuyoku Fuiteiru | Published Novel | japanese | 4.0 |
| Kaze no Kishihime | Light Novel | japanese | 2.6 |
| Kaze no Stigma | Light Novel | japanese | 4.4 |
| Ke Qing Is Just Cultivating Immortality, Is It That Difficult? | Web Novel | chinese | 2.6 |