Graduation (Cover)

"Graduation (Cover)", also known as Sotsugyou (Cover), is a Japanese digital single by Sana. It is her rendition of the song 'Sotsugyou' by the Japanese band Kobukoro. The song started off as a collaboration performance between Sana and the band. Due to it's popularity, Sana ended up releasing an official cover of the song which was ultimately released as a digital single on February 24, 2021. Because of this, Sana became the first member of TWICE to release a solo digital single.