Ambivalent (アンビバレント) forms.
It is unknown who the drummer is during the first few months, but I assume that it is support drummer Yui (結) ever since the formation.
V. Zetsu (絶) / G. Tsutsuji (つつじ) / B. Masaki (まさき) / D. Yui (結) (support) (?)
↓
V. Zetsu (絶) / G. Tsutsuji (つつじ) / B. Masaki (まさき) / D. Yui (結) (support)
First live is held.
Live is held. The single "Shisou to Musou (思想と無想)" starts to be distributed.
Around this time, support drummer Yui (結) disappears from flyers. I assume that he secedes around this point. He is possibly replaced by Aki (あき) from now on.
Sponsored event live, "Birth", is held. A privilege DVD is distributed.
Free live is held.
Around this time, drummer Aki (あき) begins to be present on flyers.
V. Zetsu (絶) / G. Tsutsuji (つつじ) / B. Masaki (まさき) / D. Aki (あき)
Around this time, drummer Aki (あき) secedes.
Last live is held.
Ambivalent disbands
Ambivalent was a visual kei band. They were active from 2004 to 2006 and are now disbanded.