虚弱。 (Kyojaku.) formed in November 2008, and started their live performances in earnest in February 2009. Members are four girls around 20 years old. They play emotional and pop instrumental songs. Members: Mana Kohno (Drums) Kana Tsuboichi (Guitar) Miyuki Arai (Bass) Umi (Piano/Synthesizer/Glockenspiel) OHP : http://kyojaku.com/ Read more on Last.fm