Shuchishin

Shuchishin (羞恥心, Shūchishin) is a Japanese idol vocal group formed as part of the variety show Quiz!

Shuchishin, whose name translates as "Shame", consists of the leader Takeshi Tsuruno with Naoki Nokubo and Yusuke Kamiji.

Since then, Takeshi Tsuruno and Yusuke Kamiji have pursued solo musical careers, while Naoki Nokubo has returned to drama acting.

Shuchishin and their debut single's popularity also spawned the parodic group Hisokan (悲愴感, Hisōkan, whose name translates as "Patheticness") consisting of owarai comedians Hiroshi Yamamoto of Robert (Hi (悲) represented by moss green (苔色, kokeiro, ■)), Takushi Tanaka of Ungirls (So (愴, Sō) represented by lacquered dark red (潤朱, urumishu, ■)), and Taku Suzuki of Drunk Dragon (Kan (感) represented by lead gray (藍鼠, ainezumi, ■)).

Hisokan released their own self-titled single on August 27, 2008,[28] which peaked at #5 on the Oricon's Weekly Charts on September 8, 2008.

Shuchishin's self-titled debut single became the fifth top selling song for 2008 on the Oricon Charts and the tenth on the *Billboard Japan* Year-End Hot 100.