Katteni-Shiyagare (勝手にしやがれ) is a swing/jazz band with punk influences, formed in 1997, with its major label debut on Epic Records Japan in 2004.
Kazu Tanaka (田中和) (trumpet)
Shinobu Fukushima (福島忍) (trombone)
Shohei Muto (武藤昭平) (drums and vocals)
Masaki Urano (浦野正樹) (bass)
Takeshi Taura (田浦健) (tenor saxophone)
Sei Iijima (飯島誓) (baritone saxophone)
Junichiro Saito (斉藤淳一郎) (piano) http://www.katteni-shiyagare.com/