Ark is formed in Saitama (埼玉)埼玉.
Vo. Dee / Gt. Hachi (はち) / Ba. NAOHIKO / Dr. EIJI
A second guitarist, YOSHIYA, joins.
Vo. Dee / Gt. Hachi (はち) / Gt. YOSHIYA / Ba. NAOHIKO / Dr. EIJI
Gt. Hachi (はち) leaves.
Gt. Shingo joined.
Vo. Dee / Gt. Shingo / Gt. YOSHIYA / Ba. NAOHIKO / Dr. EIJI
Around this time, the members all switched to using their real names.
Vo. Daisuke Hara (原 大輔) / Gt. Shingo Wakuno (和久野 晋吾) / Gt. Yoshiya Ito (伊東 義弥) / Ba. Naohiko Satou (佐藤 直彦) / Dr. Eiji Kobayashi (小林 英二)
Ark indefinitely pauses activity.
Ark revives for one day.
Ark revives for one day.