桃源郷へ行こう
A song by [[picdo]] featuring [[Adachi Rei]]. A follow-up song was made titled [[Shuuten Chi e Kiete (utau)|]].

h4. External Links
* "YouTube":[https://www.youtube.com/watch?v=yk5W3jTqvbU]
* "NicoNico":[https://www.nicovideo.jp/watch/sm39643813]
tougenkyou e ikou (utau)