Happy Girl

 is the third (seventh overall) single by Kitamura Eri under King Records. It was released on February 8, 2012, and peaked at #5 on the Oricon single chart.

Single Information
The lead track Happy Girl was used as the opening theme for the anime ''[https://en.wikipedia.org/wiki/Listen_to_Me,_Girls._I_Am_Your_Father! Listen to Me, Girls. I Am Your Father!]''
 * Catalog Number:
 * KICM-1380 (Regular Edition)
 * KICM-91380 (Limited Edition)
 * Lyrics: Omori Shoko
 * Composition: Kawai Eiji
 * Arrangement: Kawai Eiji & Yamasaki Hiroko

CD

 * 1) Happy Girl
 * 2) Kokoro no Rhythm (ココロノリズム)
 * 3) Happy Girl (off vocal ver.)
 * 4) Kokoro no Rhythm (off vocal ver.)

Limited Edition DVD

 * 1) Happy Girl [music clip]
 * 2) TV spot