Groups
- ura-innosq 7
- uribox 7
- usa daioh 7
- usagi ame 7
- usagi club 7
- usagijima 7
- utakata. 7
- utsumuki garden 7
- uzoumuzou 7
- uzura studio 7
- varieta 7
- vinyl pink 7
- vollmond 7
- vu06 7
- wabi sabi wasabi 7
- wakame 7
- wakanuman 7
- wakatobi 7
- wasabiberry jam 7
- watarinchi 7
- wawomidasu 7
- west island 7
- wheel 7
- white clover 7
- white identity 7
- whiteleaf studio 7
- wide na nomikuchi 7
- wonderful life 7
- woopa 7
- wrench studio 7
- y press games 7
- yajiya 7
- yakisoba rengo 7
- yaku 40 man sarad 7
- yamago house 7
- yamanashi musume. 7
- yamanoya honpo 7
- yanagiba dai 7
- yanagigaeru 7
- yanonoshiya 7
- yellow pig 7
- yokkora pencil 7
- yomogi daifuku 7
- yonbangai garo 7
- yoshiya-dou 7
- yosuga no su 7
- youkantei 7
- youki m.k.c. 7
- youmu no shio 7
- yousaisha 7