Watarasebashi (渡良瀬橋; Watarase Bridge) is Matsuura Aya's 15th single. It is a cover of the 1993 song by Moritaka Chisato. It was released on October 20, 2004 in both regular and limited editions. The Single V was released on November 10, 2004 It sold 29,304 on its first week and 47,857 total. The single V for the single sold 9,637 copies total.