Aozora no Namida (青空のナミダ)

Aozora no Namida is a single by Hitomi Takahashi that served as the first opening theme for Blood+ (ブラッドプラス), the 2005 anime produced by Production I.G. Released on December 21, 2005, the track was composed by Hitomi Takahashi, features lyrics by Yuho Iwasato, and pairs her vocals with a pop-rock arrangement.

Originally issued as a single, the song reached No. 10 on the Oricon Weekly Singles Chart in Japan. Its emotional delivery and orchestral touches helped define one of Takahashi’s best-known anime themes.