"Kurage, Nagareboshi" is a ballad to mark the end of the summer. "H2O" is an upbeat pop/rock song, as an upbeat song is often released with a ballad single to equalize the mood [the same vice versa—i.e. "Happy Days

Happy Days (song)

"Happy Days" is Ai Otsuka's fourth single. The title track was used as background music in the Morinaga ICE BOX CM, which starred Otsuka, and as the theme of Koukousei Quiz 2004 on Nihon TV. It also contained a new b-side song and instrumental versions of both songs. Number three Oricon...

" had "Hoshikuzu" and "Rocket Sneaker / One × Time

Rocket Sneaker / One × Time

Rocket Sneaker is a piano-driven tune, reminiscent of rag-time music. It describes saying "thank you" to the Earth before going off it, but remembering that one is always "chikyuukko ". One × Time is a more mature love song, describing feelings of true love. It is lyrically confusing, but Ai...

" had "One x Time"]. "Ame no Tsubu, Waltz: Love Music" is a new song reprising the chorus of "Love Music" found on Love Cook

LOVE COOK

Love Cook is Ai Otsuka's third album released on 14 December 2005 under the Avex Trax record label. It was released in four formats: CD only, CD+DVD, CD+Photobook and CD+Picture Book. The latter two are limited to 150,000 copies each, and feature different sleeve case covers...

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Oricon Sales Chart (Japan)

Release	Chart	Peak Position	First Week Sales	Sales Total	Chart Run
September 10, 2008	Oricon Daily Charts	3		46,846