Groups
- ido 1
- ido no naka 1
- ido no soko 11
- idobata kaigisho 27
- idol 4
- idol time 23
- idolize 5
- idolpan2 1
- idolwild kagami 2
- idomizu 1
- idomizuya 46
- idonchi 3
- idun no kimagure shoko 4
- ie poison 4
- iehoys 5
- ieneco 3
- ienichiya 3
- if no danpen 6
- ifdef 3
- ifpark com 24
- igaguri 6
- igaiga 3
- igatz 1
- igdm 1
- igiri 3
- igirisu-shiki her majesty 1
- ignis 3
- ignis shoukai 2
- ignition 5
- igou 58
- igyouha club 33
- ihatov-honpo 1
- ihd 2
- ihou kaizou 3
- iida 2
- iifuufu 1
- iihama shokudou 10
- iihitoya dosukoidou 22
- iiiiitune 5
- iikamo 5
- iinari bijin 64
- iinchou no yabai yatsu 6
- iio tetsuaki honpo 2
- iiwake-gaisya 65
- iji 2
- ijigen frontier 2
- ijigen kichi 12
- ijiise 70
- ijimaya 57
- ijou higan sensen 13