Mysterious Zone

Ahhh so this Mysterious Zone song is getting a limited Chaku-uta release.

Source

SAWA
配信限定曲
Mysterious Zone
（Sound Produced by Jazzin'park）
FM岡山「牛嶋俊明ドリームファクトリー」エンディングテーマ
2010.11.17　着うた(R)　先行配信
2010.11.24　着うたフル(R)／PC配信

It's apparently been produced by Jazzin'park.. so maybe it is a full song?

Still.. this will be SAWA's first digital single since being signed to a major label. Both Manycolors and Stars had releases on iTunes prior to their mini-albums.