Tsuki no Shizuku (RUI)
- Tsuki no Shizuku (月のしずく; Moon Drops)
- Catalog Number
Tsuki no Shizuku is Shibasaki Kou's second single, released under the name RUI, the character that Shibasaki played in the movie Yomigaeri. Tsuki no Shizuku was used as the theme song for the movie. This single reached #14 on the Oricon charts and sold 9,736 copies in its first week. It managed to reach #1 on the fifth week and sold 778,079 copies in 2003, becoming the #5 single of the year. It charted for 91 weeks and sold a total of 829,256 copies.