Rhyme Rider Kerorikan (ライムライダー・ケロリカン), a rhythm game for the Bandai WonderSwan, was developed by NanaOn-Sha around the time they were releasing PaRappa the Rapper and Vib-Ribbon. It’s stylish, quirky, fun, but also surprisingly difficult. The game is frequently recommended to English-speakers getting into WonderSwan games since it doesn’t have much…