- IS: Infinite Stratos 2 - Hitonatsu no Omoide
- IS: Infinite Stratos 2 - World Purge-hen
- IS: Infinite Stratos Encore - Koi ni Kogareru Rokujuusou
- Isekai Cheat Magician
- Isekai Cheat Magician: Yoiboshi no Matsuri to Majutsushi
- Isekai de Cheat Skill wo Te ni Shita Ore wa, Genjitsu Sekai wo mo Musou Suru: Level Up wa Jinsei wo Kaeta
- Isekai de Mofumofu Nadenade suru Tame ni Ganbattemasu.
- Isekai Izakaya - Koto Aitheria no Izakaya Nobu
- Isekai Maou to Shoukan Shoujo no Dorei Majutsu
- Isekai Maou to Shoukan Shoujo no Dorei Majutsu Ω
- Isekai Meikyuu de Harem wo
- Isekai Meikyuu de Harem wo (Uncensored)
- Isekai Meikyuu de Harem wo Specials
- Isekai no Seikishi Monogatari
- Isekai Nonbiri Nouka
- Isekai Nonbiri Nouka
- Isekai Ojisan
- Isekai One Turn Kill Neesan: Ane Douhan no Isekai Seikatsu Hajimemashita
- Isekai Quartet
- Isekai Quartet 2nd Season
- Isekai Quartet 3rd season
- Isekai Quartet Movie: Another World
- Isekai Shikkaku
- Isekai Shokudou
- Isekai Shokudou 2
- Isekai Shoukan wa Nidome desu
- Isekai Suicide Squad
- Isekai wa Smartphone to Tomo ni.
- Isekai wa Smartphone to Tomo ni. 2
- Isekai wa Smartphone to Tomo ni. 2nd Season
- Isekai Yakkyoku
- Isekai Yururi Kikou: Kosodateshinagara Boukensha Shimasu
- Ishida to Asakura
- Ishida to Asakura Special
- Ishura
- Ishuzoku Reviewers
- Ishuzoku Reviewers (Uncensored)
- Island
- Isshuukan Friends
- Isshuukan Friends Special
- Isuca
- Isuca: Gokuraku
- It All Starts With Being Reborn 1 Thousand Times
- It Turns Out I Am the Peerless Dragon God
- It Turns Out I Was Invincible All Along
- It's My Life
- Itai no wa Iya nano de Bougyoryoku ni Kyokufuri Shitai to Omoimasu.
- Itai no wa Iya nano de Bougyoryoku ni Kyokufuri Shitai to Omoimasu. 2
- Itai no wa Iya nano de Bougyoryoku ni Kyokufuri Shitai to Omoimasu. 2
- Itazura na Kiss
- Itazuraguma no Gloomy
- Ito Junji: Collection
- Itoshi no Betty Mamonogatari
- Itoshi no Muco
- Itou Junji: Maniac
- Itsudatte Bokura no Koi wa 10 cm Datta.
- Itsudatte My Santa!
- Itsuka Aeru Kimi ni
- Itsuka Tenma no Kuro Usagi
- Iwa Kakeru!: Sport Climbing Girls
- Ixion Saga DT
- Iya na Kao sare nagara Opantsu Misete Moraitai
- Iya na Kao sare nagara Opantsu Misete Moraitai 2
- Izumo
- Izumo: Takeki Tsurugi no Senki.
