Groups
- inohead studio 7
- inomaru 7
- insky. 7
- inspirationfloor 7
- irene 7
- irrational cat 7
- ishyudekan 7
- isopo kingdom 7
- issho ni ichido 7
- item box 7
- itsumade motsukana 7
- ittou ryoudan 7
- iyo no kama 7
- izumunizm 7
- j.o.n.g. 7
- jakoten. 7
- jidaraku kissa 7
- jigsaw 7
- jingai 7
- jishou seijunha 7
- jorijori 7
- joutyohuantei 7
- juice 7
- junkokutou 7
- jurietto shuppon 7
- kabocha heim 7
- kaden ryohanten seijin corner 7
- kadobeya tengoku 7
- kaeru soft 7
- kagami no naka 7
- kairali-tei 7
- kaiten mokugyo 7
- kaizoku seibutsu 7
- kakeru x tamago 7
- kamameshiya 7
- kamaros 7
- kamome no goten 7
- kanatayama 7
- kandelaar 7
- kanecot 7
- kaniparadise 7
- kanpan koujou 7
- karabako 7
- kare-na lyric 7
- karitara kaesu 7
- kashiwamochi 7
- katacrico 7
- kawatebukuro 7
- kazino 7
- kearuda 7