紫電しでん Noun given name or forename, gender not specified English jmdict 1 noun (common) (futsuumeishi) purple lightning;flash;swordflash English jmnedict 1 Shiden
紫電一閃しでんいっせん Noun Adverb English jmdict 1 noun (common) (futsuumeishi) adverb (fukushi) yojijukugo flash of lightning;flash of a sword;brandishing a sword