From : Yojohan Shinwa Taikei Original Soundtrack
Anime : Yojouhan Shinwa Taikei
Composer : Michiru Oshima
Available for purchase : http://www.cdjapan.co.jp/product/KSCL-1613
Wallpaper : http://wallpapercave.com/w/UoW5TET
Copyright : This music belongs to Sony Music Entertainment Japan.