SERIAL⇔NUMBER (シリアル⇔NUMBER) forms.
First live is held
Drummer Kai (華威) joins.
Bassist Tama (汰麗) secedes.
Bassist Hibiki (響希) joins.
Guitarist Kazune (和音) secedes.
Guitarist Shiyuu (紫遊), drummer Kai (華威) and bassist Hibiki (響希) secede.
Bassist IZA (イザ) joins.
Guitarist Kei-To joins.
Drummer Ryouhe~☆ (りょうへ~☆) joins.
Guitarist MIHIRO joins.
Drummer Ryouhe~☆ (りょうへ~☆) secedes.
Live in (Osaka) The LIVE HOUSE soma
Guitarist Kei-To secedes.
Naruhi (鳴海) acts as support guitarist.
Yuito (結斗) acts as support guitarist.
Guitarist Yuito (結斗) joins and changes his name to YUI. Drummer Fumiya (史弥) joins as well.
Guitarist MIHIRO and bassist IZA (イザ) secedes.
Bassist RYOU (リョウ) joins.
Guitarist NATSUME (ナツメ) joins.
ONEMAN live 「FIVE-5- COLOR'S NUMBER」 is held.
Drummer Fumiya (史弥), bassist RYOU (リョウ), guitarist NATSUME (ナツメ) and guitarist YUI secede.
Drummer TOSSY and guitarist TAO (タオ) secedes.
Bassist GuY. secedes.
V. Sasaki Jin (佐々木 仁) / Guest G. WAJOW (ワジョウ) / Guest B. RYOU (リョウ) / Guest D. Mah
V. Sasaki Jin (佐々木 仁) / Guest G. Yuudai (結大) / Guest G. Shiro (しろ) / Guest B. YUSUKE / Guest D. Fujimaru (ふじ丸)
Unknown Live is cancelled
V. Sasaki Jin (佐々木 仁) / Gt. Shiyuu (紫遊) / Gt .Kazune (和音) / Ba. Hibiki (響希) / Dr. Kai (華威)
SERIAL⇔NUMBER is an active visual kei band. They are part of the kirakira kei and osare kei subgenres. They have been active since 2005.