Uchuuhikoushi e no Tegami / Motorcycle

 (宇宙飛行士への手紙 / モーターサイクル Letters to the Astronaut / Motorcycle) is the 18th single released by BUMP OF CHICKEN. It.

Tracklist

 * 1) Uchuuhikoushi e no Tegami (宇宙飛行士への手紙 Letters to the Astronaut)
 * 2) Motorcycle (モーターサイクル)
 * 3) good friends