12345Supacha no uta(feat. Roset)
6MA MA MA MAGICAL(feat. Sister MAYO)
7Tsugihagi Mariage(feat. Roset)
89rainbow (OSTER san no gyakushu Remix)
10Azure Blue (feat. Yuragi)
11Tampopo to Campanile (feat. Sorako)
12Motor Drivin' Girls (feat. Nanahira)
13Watashi karano Oshirase desu
14Someday My Pudding Will Come
15161718 ℗ 2021 OSTER project © 2021 うさぎ