Boing! Docomodake DS

Boing! Docomodake DS (ぽろろんっ! ドコモダケDS) is a puzzle-platform game starring NTT DoCoMo's mascot, Docomodake. Their rival is NHK's mascot, Domo-Kun who has been in games of his own. It was developed by Suzak and AQ Interactive.