Dorothy Little Happy (DLH) (ドロシーリトルハッピー) JAPANESE Dorothy Little Happy – HAPPY DAYS! HAPPY DAYS! HAPPY DAYS! “HAPPY DAYS!” HAPPY DAYS! 2012.01.11 Kana Shirato (白戸 佳奈), Mari Takahashi (高橋 麻里), Ruuna Akimoto (秋元…