Koi suru Tenkizu

 (恋する天気図) is the 8th single by Horie Yui. It was released on August 17, 2007, and peaked at #14 on the Oricon single chart.

Single Information
The lead track Koi suru Tenkizu was used as the second ending theme for the anime Nagasarete Airanto.
 * Catalog Number:
 * KICM-1203 (Regular Edition)
 * KICM-91203 (Regular Edition)
 * Lyrics: Tadano Natsumi (Track 1), Hiruma Tohru (Track 2)
 * Composition: Koike Takahiro (Track 1), Koike Shuya (Track 2), Suda Yoshihiro (Track 2)
 * Arrangement: Koike Takahiro (Track 1), Sentimental City Romance (Track 2), Noguchi Akihiko (Track 2)

CD

 * 1) Koi suru Tenkizu (恋する天気図)
 * 2) Eien no Oka (えいえんの丘)
 * 3) Koi suru Tenkizu (instrumental)
 * 4) Eien no Oka (instrumental)

Limited Edition DVD

 * 1) Koi suru Tenkizu (Music Clip)