Groups
- b-flat 2
- b-gumi 2
- b-kyuu special 2
- b-led 2
- b-luster 2
- b-sp 2
- b.i-project 2
- b.s.k 2
- b3 2
- b8 2
- backdrop 2
- bagworm 2
- bairin 2
- bajyorika 2
- baka survivor 2
- bakaitei 2
- baked berry 2
- bakunyuu bitch sei 2
- bakuretsu 2
- bakuretsu nekomusume 2
- bakusan 2
- balgus rec 2
- ballet cohort 2
- balrog-san 2
- bamboos art works 2
- banana cat 2
- banana mayonnaise 2
- banana shake 2
- bankarakabukiya 2
- banny pop 2
- banri no syoujo 2
- banyuu inryoku 2
- banzai club 2
- barabushuka 2
- barairo no hibi 2
- baraque goya 2
- barbielcraft 2
- barista lab 2
- baron 2
- barosu 2
- barouzu 2
- basashi mori 2
- bashuusagi 2
- basket case 2
- bassoon factory 2
- batachiki 2
- batoya 2
- bazila 2
- bb ultra keikaku 2
- bb7 2