lol, they're all adorable :3 the only place I've been able to find samples is that myspace set up for them; I think there's 5 or 6 singles on there. Since they just released a singles album, they're probably going to start working on a full length soon
oh! you can also access each member's blog; the links are on the myspace by the individual pictures ~_^
yesasia link to the mini album:
YesAsia.com: Artist: D=OUT - Japanese Music - Free International Shipping
and CDJapan has a few selections:
D=OUT Complete Listings