ストレイテナー (STRAIGHTENER) are • ホリエアツシ (Atsushi Horie - vocals, guitar, keyboards) Also plays guitar, keyboards and sings for the band FULLARMOR and has a solo project named ent. • ナカヤマシンペイ (Shinpei Nakayama - drums) Also played drums in the band, The Predators, with Sawao Yamanaka (guitar, The Pillows), and Jiro (bass, Glay) . • 日向秀和 (Hidekazu Hinata - bass) Former bassist of ART-SCHOOL and Zazen Boys.