Groups
- hilbert 4
- hime mania 4
- himitsu kessha geru kai 4
- himuro doll 4
- hinahina box 4
- hinata no eros hanbaijo 4
- hinatabokko club 4
- hinesrich 4
- hipdrop 4
- hiroq 4
- hirusagari no bijutsukan 4
- hishihishi 4
- hisoutan 4
- hitech japan 4
- hitoe 4
- hitosuji nawa 4
- hiyoko punch 4
- hiyos 4
- hiza band 4
- hizadachi bunny 4
- hobby hobby 4
- hobby land soft 4
- hoipyon studio 4
- hokke o tabeyou 4
- holic 4
- homes bakery 4
- honey milk 4
- honey soft 4
- honeyamber 4
- honeycomb 4
- honeysweet nights 4
- honjitsu no higawari lunch 4
- honnori tei 4
- honnou juushigata 4
- honohono 4
- hoozuki 4
- horaana de coffee 4
- horita keishi 4
- horrorbabecentral 4
- hoshi no hako 4
- hoshinohate 4
- hosikuz dolce 4
- hosizora step 4
- hourglass 4
- hoyadori 4
- hozmi kan 4
- hug 4
- hyakutake sakusen 4
- hybrid tribe 4
- hydden 4