Primrose (プリムローズ) forms.
V. Ryuji (龍寺) / G. Yumehito (夢人) / B. Tatsuhi (龍緋) / D. Yuya
First live is held.
Around this time, guitarist UZ joins. It is unknown whether he replaces Yumehito (夢人) or not. Drummer Yuya changes the notation of his name to Yuuya (ゆうや).
V. Ryuji (龍寺) / G. UZ / B. Tatsuhi (龍緋) / D. Yuuya (ゆうや)
At this time, guitarist UZ has seceded and Yumehito (夢人) plays in his place.
V. Ryuji (龍寺) / G. Yumehito (夢人) / B. Tatsuhi (龍緋) / D. Yuuya (ゆうや)
Live is held. The single "Shirokuro RADIO (白黒ラジオ)" is freely distributed in 100 copies.
Live, sponsored by Couer de Roi (クールドロワ)", is held. The single "Shirokuro RADIO (白黒ラジオ)" is freely distributed in 30 copies.
Free oneman live, "Muryou ONECOIN ONEMAN (無料ワンコインワンマン)", is held.
Live is held. The CD "-RAM-/ORANGE Tegami" (-RAM-/オレンジ手紙)" is distributed in advance.
Countdown event, "BATTLE OF MONSTER", is held.
Live, sponsored by hevn, is held.
Threeman live, sponsored by Like An Edison, is held.
Tour, "hevn no Matsuri! Ama made Tobou★Toumeihan TOUR☆ (☆hevnのお祭り!天まで飛ぼう★東名阪TOUR☆)", begins.
Monthly twoman live sponsored by bis, is held.
Tour, "hevn no Matsuri! Ama made Tobou★Toumeihan TOUR☆ (☆hevnのお祭り!天まで飛ぼう★東名阪TOUR☆)", ends with an "emergency appearance" live.
Oneman live, "MOMOIRO no ICHIGO Uri (モモイロのイチゴ売り)", is held. The single "MOMOIRO ICHIGO (モモイロイチゴ)" is distributed.
Threeman event is held.
Threeman live is held.
Oneman live, "Muryou Haifu (You) (無料廃腐(有))", is held. The single "Haifu (はいふ)" is freely distributed.
Live sponsored by Soroban (そろばん) and hevn, "Manatsu no SorobanDY (真夏のそろばんディ)", is held.
Oneman live, "-Gekiirodori ROAD MEMBER Ichi- Koudou no Akari (-激彩ロードナンバー壱- 光銅の彩)", is held. The single "Koudou GESTALT (光銅ゲシュタルト)" is released.
Oneman live, "-Gekiirodori ROAD MEMBER Ni- Ginrei no Akari (-激彩ロードナンバー弐- 銀澪の彩)", is held. The single "Ginrei HYDRATION (銀澪ハイドレーション)" is released.
Live, "HEVN no Omatsuri ☆ Ama made Tobou!! (ヘヴンのお祭り☆天まで飛ぼう!!)", is held.
Oneman live, "-Gekiirodori ROAD MEMBER San- Kinmei no Akari (-激彩ロードナンバー参- 金冥の彩)", is held. The single "Kinmei NOUZENHAREN (金冥ノウゼンハレン)" is released.
Event, "SCUBER DIVE ~Shibuya ga Taihen~ (SCUBER DIVE~渋谷が大変~)", is held. Lives are held at Shibuya (渋谷) O-EAST, Shibuya (渋谷) O-WEST, Shibuya (渋谷) O-Crest, and Shibuya (渋谷) O-nest. This event is the band's last appearance.
Soroban (そろばん) disbands
Limited-time revival (actually, one single live) begins; a "last oneman" live is held. All members apart from drummer Yuuya (ゆうや) participate.
Soroban (そろばん) was a visual kei band. They were part of the osare kei subgenre. They were active from 2002 to 2006 and are now disbanded.