Chaos†System (カオスシステム) is formed by vocalist kyoka.
V. Kyouka (狂華) / V. BEN / G. Taisuke (泰輔) / B. Takumi (巧)
Drummer KAZUKI joins.
V. Kyouka (狂華) / V. BEN / G. Taisuke (泰輔) / B. Takumi (巧) / D. KAZUKI (カヅキ)
Taisuke and Takumi secede.
V. Kyouka (狂華) / V. BEN / D. KAZUKI (カヅキ)
V. Kyouka (狂華) / V. BEN / G. Yuki / B. Yuu (憂) / D. KAZUKI (カヅキ)
Peformed at Jrock Connection 2005 in Santa Clara, California
BEN, Yuki and KAZUKI secede at some point. The band pauses activities until the middle of the following year, barring one show performed in December.
V. Kyouka (狂華) / B. Yuu (憂)
Chaos System pauses activities
The band restarts activities.
V. Kyouka (狂華) / G. Makoto (魔琴) / B. Yuu (憂) / D. K
The band pauses activities again for nearly 2 years
One day revival show is held.
New members join the band at some point at the end of 2009, although the band has still paused activities. Organization and management is moved to THIRTEEN MUSIC, ran by guitarist TOMO.
V. Kyouka (狂華) / G. TOMO / D. TOMOKAZU
Bassist RUI joins. Chaos System officially restarts activity.
V. Kyouka (狂華) / G. TOMO / B. RUI / D. TOMOKAZU
Self-sponsored event held.
Chaos System go on activity pause after their presents live. This ends up being their last performance
Chaos System was a visual kei band. They were part of the kote kei subgenre. They were active from 2003 to 2011 and are now disbanded.