is the J-pop duo Rythem's third single under Sony Music Entertainment Japan

Sony Music Entertainment Japan

is Sony's music arm in Japan. SMEJ is directly owned by Sony Corporation and independent from the United States-based Sony Music Entertainment due to its strength in the Japanese music industry....

. This single was released on November 19, 2003. The single only managed to peak at the #94 spot in the Oricon weekly charts making it their second consecutive single that didn't reach the top 30 and the second weakest single that the duo released.

The item's stock number is AICL-1496.

Track listing

1. "Blue Sky Blue"

   Composition: Rei Nakanishi

   Arrangement: Hiroshi Miyagawa

   Lyrics: Nobuyuki Shimizu

2. "Onna Tomodachi"
3. "Blue Sky Blue" (Brass Band version)
4. "Blue Sky Blue" (instrumental)