J Storm
is a song by Japanese band Tokio. It was one of the two A-sides that composed the band's 39th single, along with the song "Akireru Kurai Bokura wa Negaō". The single was released on September 3, 2008, and was their first release with J Storm. "Amagasa" was written by Japanese rock musician Ringo Sheena. In 2014, Sheena covered the two songs she wrote for the single, "Amagasa" and "Kachū no Otoko", for her album "".