Novel & Essay Series Beginning with I
- Bofuri
- I am a Hero
- I am Sorry, I Love You
- I Became a Magical Cheat Loli Witch
- I Turn
- I Want You To Make a Disgusted Face and Show Me Your Underwear
- I Was Reincarnated as the 7th Prince so I Can Take My Time Perfecting My Magical Ability
- I'm Giving the Disgraced Noble Lady I Rescued a Crash Course in Naughtiness
- I'm in Love with the Villainess.
- I/O
- ICO - Kiri no nakano Senritsu (Melody in the Mist)
- Idaten
- Idol x Warrior Miracle Tunes!
- IDOLiSH7
- Ie naki ko Remi (Remi, Nobody's Girl)
- Ii Onna
- Iiris
- Ijinkan Garo
- Ike! Inachu Takkyu bu
- Ikea
- Ikebukuro West Gate Park
- Ikemen desune
- Iki mo Dekinai Natsu
- Ima Kara Anata Wo Kyohaku Shimasu
- Ima, Ai ni Yukimasu
- Inazuma Eleven
- Indigo no Yoru
- Inemuri Iwane Edo Zoshi Kagerou no Tsuji
- Ingress
- Innocent Love
- Inochi no Genba kara
- Inpei Sosa
- Inside Out
- Invented inference (Kyoko Suiri)
- Investor:Z
- Irresponsible Captain Tylor Series
- Iryu - Team Medical Dragon
- Iryu Sosa
- Isan Sozoku
- Isekai Cheat Magician
- Isekai Concierge Neko No Shippo Tei Eigyo Nisshi
- Isekai De "Guro No Iyashi Te" Tte Yobareteimasu
- Isekai De Café Wo Kaiten Shimashita.
- Isekai Izakaya "Nobu"
- Isekai Mao to Shokan Shojo no Dorei Majutsu
- Isekai Meikyu De Harem Wo
- Isekai Quartet
- Isekai Ryorido -Cooking with wild game.-
- Isekai Shokan wa Nidome desu
- Isekai Shokudo
- Isekai wa Smart Phone to tomo ni.
- Isekai Yakkyoku
- Ishitachi no Renaijijou
- Ishura
- Ishuzoku reviewers
- Isshukan Friends
- Itsuka Hi no Ataru Basyo de
- Itsuka Kono Koi wo Omoidashite Kitto Naiteshimau
- Itsuwari no Hanazono
- Ixion Saga
- Izakaya Fuji
- The Iceblade Sorcerer Shall Rule the World
- The Idolmaster
- The Incredibles
- WataMote