Mio

Soukuu no Monologue (蒼空のモノローグそうくう の ものろーぐ, Soukuu no Monologue) or Blue Sky Monologue is a "Character Image Song" performed by Mio Akiyama, produced by Pony Canyon and published on 21 September 2010 within Mio's Character Image Songs album.

The song was sung by Mio's voice actress Yōko Hikasa, written by Shouko Oomori, composed by Hiroyuki Maezawa and arranged by Shigeo Komori.