Groups
- yuuseian 9
- yuyuhiyu 9
- yuzumomo jam 9
- zanpan 9
- zenjidou ojigiman 9
- zenmai koubou 9
- zenox 9
- zenryoku shissou 9
- zenryuutsuu 9
- zeros factory 9
- zettaizetumei no yamagoya 9
- 0123456789 8
- 1 slash 0 kansokujo 8
- 103mol per l 8
- 20liquid 8
- 238 8
- 3rdeye 8
- 4 card 8
- 440hz 8
- 4t 8
- 6a seeds 8
- 7days 8
- 7th ark 8
- 7th semicolon mint 8
- 8chomeno-ohanayasan 8
- aa jinsei gakeppuchi 8
- ab10 8
- abaretabi 8
- after moon 8
- aiyu-bu 8
- aji star 8
- ak-style 8
- akai muffler 8
- akairo koubou 8
- akane-dou 8
- akasa seiheki kenkyuujo 8
- akatsukiiro 8
- akatuki theta 8
- aki no mikaku 8
- akifumi-chan 8
- akimasaya 8
- alabamine 8
- alpha to yukaina nakamatachi a 8
- altopia 8
- alumican 8
- amanatsu 8
- amanatsu mix 8
- amaoh 8
- ambient 8
- ame-chan 8