Summer Lion

Summer Lion is the 20th single by Idoling!!!.

Limited Edition A CD

 * 1) Summer Lion (サマーライオン)
 * 2) Natsuiro Kiss☆ (夏色キッス☆)
 * 3) Ohisama Darling (おひさまダーリン)
 * 4) Natsuiro Kiss☆ (夏色キッス☆) (Producer's Edit)

Limited Edition A DVD

 * 1) Summer Lion (Music Video)
 * 2) Summer Lion (Dancing Ver.)
 * 3) Summer Lion (MV Making)

Limited Edition B CD

 * 1) Summer Lion (サマーライオン)
 * 2) Natsuiro Kiss☆ (夏色キッス☆)
 * 3) 3-Nenme no Uwaki (3年目の浮気) (Kawamura Yui)
 * 4) Summer Lion (サマーライオン) (Producer's Edit)

Limited Edition B Blu-ray

 * 1) Summer Lion (Music Video)
 * 2) Summer Lion (Dancing Ver.)
 * 3) Summer Lion (MV Making)
 * 4) 3-Nenme no Uwaki (Omake: Kawamura Yui)

Limited Edition C CD

 * 1) Summer Lion (サマーライオン)
 * 2) Natsuiro Kiss☆ (夏色キッス☆)
 * 3) Milky Girl (ミルキーガール) (with Taguchi Hana from Sakura Gakuin)

Regular Edition CD

 * 1) Summer Lion (サマーライオン)
 * 2) Natsuiro Kiss☆ (夏色キッス☆)
 * 3) Summer Lion (サマーライオン) (Instrumental)
 * 4) Natsuiro Kiss☆ (夏色キッス☆) (Instrumental)