Calendar Series Beginning with I
- Bofuri
- I-Chu
- IDOLiSH7
- iii Icecrin
- Ijiranaide Nagatoro-San
- Inai Inai Baa!
- Inazuma Eleven
- Inside Out
- Inuyasha
- Is -Infinite Stratos-
- Ishuzoku reviewers
- Isobe Isobee Monogatari - Ukiyo wa Tsurai yo -
- Isshukan Friends
- San-X Cuddly Snuggly Character Series
- THE IDOLM@STER SideM
- The Idolmaster
- THE IDOLMASTER Cinderella Girls
- THE IDOLMASTER MILLION LIVE
- The Irregular at Magic High School
- WataMote