Series Beginning with I
- Innocence Enzaibengoshi
- Innocent Love
- Innocent Venus
- Ino Battle wa Nichijokei no Naka de
- Inochi no Genba kara
- Inpei Sosa
- Inside Out
- Insomniacs after school
- Interlude
- Introduction to Mineralogy
- Inu Boku Secret Service
- Inu to Hasami wa Tsukaiyo
- Inu to neko docchi mo katteru to mainichi tanoshii
- Inu wo Kau to Iukoto
- Inugami-san to Nekoyama-san
- Inukami!
- Inuyasha
- Inuyashiki
- Invented inference (Kyoko Suiri)
- Investor:Z
- Iriya no Sora, UFO no Natsu (Forever Blue)
- Irodorimidori
- Iron Man
- Iron Wok Jan!
- Irresponsible Captain Tylor Series
- Iryu - Team Medical Dragon
- Iryu Sosa
- Is -Infinite Stratos-
- IS -Otoko demo Onna demonai Sei
- Isan Sozoku
- Isekai Cheat Magician
- Isekai Concierge Neko No Shippo Tei Eigyo Nisshi
- Isekai De "Guro No Iyashi Te" Tte Yobareteimasu
- Isekai De Cafe Wo Kaiten Shimashita.
- Isekai de Cheet Skill wo Te ni shita Ore wa, Genjitsu Sekai wo mo Muso suru
- Isekai Izakaya "Nobu"
- Isekai Mao to Shokan Shojo no Dorei Majutsu
- Isekai Meikyu De Harem Wo
- Isekai no Seikishi Monogatari
- Isekai One Turn Kill Neesan
- Isekai Quartet
- Isekai Ryorido -Cooking with wild game.-
- Isekai Shokan wa Nidome desu
- Isekai Shokudo
- Isekai wa Smart Phone to tomo ni.
- Isekai Yakkyoku
- Isekai Yururi Kiko: Kosodate Shiteimasu
- Ishida to Asakura
- Ishitachi no Renaijijou
- Ishura
- Ishuzoku reviewers
- ISLAND
- Isobe Isobee Monogatari - Ukiyo wa Tsurai yo -
- Issho ni Series
- Isshukan Friends
- Isuca
- Isyaryo Bengoshi
- It's A Wonderful World (Subarashiki Kono Sekai)
- Itazura na Kiss
- Itazura na Kiss
- Itooshikute
- Itoshi no Muko
- Itsudatte My Santa!
- Itsuka Hi no Ataru Basyo de
- Itsuka Kono Koi wo Omoidashite Kitto Naiteshimau
- Itsuka Tenshi no Kuro Usagi
- Itsuka Tiffany de Choshoku wo
- Itsutsuboshi Tourist
- Itsuwari no Hanazono
- Iwai Hime
- Iwakakeru!
- Iwamoto-senpai no Suisen
- Ixion Saga
- Iyasaretai Otoko
- Izakaya Fuji
- Izakaya Maru no the Arabian Nights (Senya Ichiya Monogatari)
- Izetta: The Last Witch
- Izumo - Takeki Ken no Senki
- San-X Cuddly Snuggly Character Series
- Strawberry Marshmallow
- The Ice Guy and His Cool Female Colleague
- The Iceblade Sorcerer Shall Rule the World
- THE IDOLM@STER SideM
- The Idolmaster
- THE IDOLMASTER 765production
- THE IDOLMASTER Cinderella Girls
- THE IDOLMASTER MILLION LIVE
- The Igunaju Cross Gates Station The No.00
- The Incredibles
- The Insipid Prince's Furtive Grab for The Throne
- The Invisible Man and His Soon-to-Be Wife
- The Irregular at Magic High School
- WataMote
- Yuka Iguchi nomum