Android マーケットのアプリThe oceans are infested with plastic and trash! Get rid of the debris and make the ocean sparkle to bring back marine life using the sea vacuum. The more you clean, the more exclusive 4ocean items you unlock, including the well-known 4ocean Bracelet and Bebot, as well as two new items: the high-tech 4ocean Radar and the sleek 4ocean Beluga Submarine!
https://jp.techcrunch.com/2011/01/05/20110105amazon-android-app-store-2/
