Kokua

Kokua (コクア) is a Japanese musical group formed in 2006 especially to sing "Progress", the title song to the NHK program Professional Shigoto no Ryūgi (プロフェッショナル 仕事の流儀), known overseas as "The Professionals".

Members
The group comprises Shikao Suga (vocals, composition, lyrics), Satoshi Takebe (production, lyrics, keyboard), Hirokazu Ogura (guitar), Takamune Negishi (bass), and Gota Yashiki (drums).

Singles

 * Progress (August 2, 2006) - 『プロフェッショナル 仕事の流儀』(Professional Shigoto no Ryuugi) theme song

Albums

 * Progress (June 1, 2016)