SIN 一 シン Had An Utterly Short Career Though They Seemed & Sounded Darn Promising From My Opinion. They Started At 2004 & Disbanded During The Following Year { 05 } . シン Was Vocal KOUMEI Guitar Teru Guitar Yuh Bass KAI Their Music Had A Lot Of Interesting Guitar Sounds & KOUMEI's Lovely Voice Fulfilled Their Sound. They Have Released Three Maxi Single's 四我罪-SHIKISAI- コトノハ & 雨音メランコリー One Early Demo-Cd Called 恋恐曲-Sinfonie-.