一いっ閃せんTop 45000MeaningsNounSuru verbTransitive verbIntransitive verb1. flash (of light); glint2. swift strike; quick decisive moveKanji used一one閃flashPitch accentいっせんUsed in vocabulary紫し電でん一いっ閃せんflash of lightning; flash of a sword; brandishing a swordNoun電でん光こう一いっ閃せんflash of lightningNoun