"Seishun no Matataki" is a song by Japanese entertainer Chiaki Kuriyama, written by Ringo Sheena. It was released as the B-side to her fifth single "Tsukiyo no Shōzō" on November 23, 2011.
Ringo Sheena was inspired to write the song by Chiaki Kuriyama, the original performer.
Gyakuyunyū: Kōwankyoku is an album by Japanese musician Ringo Sheena, released on May 27, 2014. It is a self-cover album, featuring new recordings of songs that Sheena wrote for other artists.
Sheena recorded two songs she had initially given to Puffy AmiYumi in 2008 and 2009: "Hiyori Hime" and "Shuen no Onna".