Runrunriru Ranranrara

 is the a split single released by Kobayashi Yuu and Ame no Kisaki Shoujo Gasshou-dan. It is counted as Kobayashi Yuu's fourth single.

Single Information
 was used as the opening theme for the anime Maria†Holic Alive. Dou ni mo Tomaranai was used as the anime's ending theme. Donmai Donmai! was used as the ending theme for episode 12. HANAJI was previously released as the opening theme for Maria†Holic. Kimi ni, Mune Kyun. was previously released as the ending theme for Maria†Holic.

Tracklist

 * 1) Runrunriru Ranranrara (るんるんりる らんらんらら) / Kobayashi Yuu
 * 2) Dou ni mo Tomaranai (どうにもとまらない) / Ame no Kisaki Shoujo Gasshou-dan
 * 3) Donmai Donmai! (ドンマイ ドンマイ!) / Kobayashi Yuu as Shido Mariya
 * 4) HANAJI / Kobayashi Yuu
 * 5) Kimi ni, Mune Kyun. (君に、胸キュン. ) / Ame no Kisaki Shoujo Gasshou-dan (Yellow Magic Orchestra cover)
 * 6) SU-KON-BU (Limited VER) / Sawashiro Miyuki as Dorm Leader and Matsuki Miyu as Yonakuni-san
 * 7) Marika Nisshi no Theme #1 (茉莉花日誌のテーマ #1)
 * 8) Runrunriru Ranranrara (るんるんりる らんらんらら) (Original Karaoke)
 * 9) Dou ni mo Tomaranai (どうにもとまらない) (Original Karaoke)
 * 10) Donmai Donmai! (ドンマイ ドンマイ!) (Original Karaoke)