Groups
- karasumiya 4
- karasunosu 4
- karaya 4
- kareha 4
- karehaneko 4
- karmin 4
- kaseki no kuni 4
- kashi 4
- kasuga 4
- kasugachou 4
- kasuko 4
- kasuya 4
- katakana de velokisss 4
- katame koime oome 4
- katou eroge koubou 4
- katuobusi 4
- kawaii wa seigi 4
- kawamuraya honpo 4
- kechadonchi 4
- keikou sirop 4
- kekkakukou 4
- kemomimi koukyuu jikken kikan 4
- kemono masshigura. 4
- kemono no nonomichi 4
- kemonoburg 4
- kemorun 4
- kemuri 4
- kenkera 4
- kenkou wagomu 4
- kes3000 4
- kichiku yaro 4
- kichinto tonchiki 4
- kikansha ha ore no johnson in my life 4
- kikaten 4
- kimi sando 4
- kimino kakuremino 4
- kinako to oshio 4
- kinomiya 4
- kirai na nomimono 4
- kirakayo 4
- kirakira land 4
- kirakira no hi 4
- kirinsha 4
- kirisute gomen 4
- kiriyama housoukyoku 4
- kiru no atelier 4
- kisara 4
- kisaradudou 4
- kisetsuhazure no ofuton 4
- kitchen studio 4