ワンダースワンワンダースワンFreq.FrequencyTop 100,000Meanings1nounWonderSwanproduct nameA handheld game console released by Bandai in 1999. Product name; used as a noun.ワンダースワンはバンダイが発はつ売ばいした携けい帯たいゲーム機きです。The WonderSwan is a handheld game console released by Bandai.