What makes Sora ga Natteiru by Tokyo Jihen notable?

'Sora ga Natteiru' received critical acclaim, showcasing Tokyo Jihen's artistic evolution and reaching the top of the Oricon Albums Chart. The album contributed to the band's continued influence on contemporary Japanese pop and rock music, reinforcing their unique sound that blends various musical styles. Released in 2011, 'Sora ga Natteiru' is the fifth studio album by Tokyo Jihen, marking a period of musical exploration following their 2007 album 'Variety.' At this point, the band was solidifying their reputation within Japan's music scene as a genre-defying group while navigating lineup changes after the departure of guitarist Ukigumo.