well i ended up finding them both on 4shared so i didnt have to upload it. xDD
you could either listen or download. =]
"Bounce" by Rosette:
http://www.4shared.com/file/97760596...ounce.html?s=1
"Yume with you" by Toshi Kubota:
http://www.4shared.com/file/51504860..._-_Yu.html?s=1
And thanks for the info on Yasushi Crystal. i love 80s and 90s j-pop!