反はん転てんフラップ式しき案あん内ない表ひょう示じ機きじ字FuriganaAudioMeanings1nounsplit-flap displayA mechanical information display board that uses flipping character panels, commonly seen in train stations and airports for departure/arrival information.駅えきの反はん転てんフラップ式しき案あん内ない表ひょう示じ機きが、パタパタと音おとを立たてて行いき先さきを更こう新しんした。Break this sentence down in the analyzerThe split-flap display at the station updated the destinations with a fluttering sound.