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Entry Reading English Rank
蛍光 けいこう (n) fluorescence 8494
ほたる (n) firefly 9518
蛍雪 けいせつ (n) diligence in studying (e.g., continue to study even in such poor light as offered by a firefly or that reflected by snow) 27153
蛍火 けいか (n) light of a firefly 35577
蛍火 ほたるび (n) light of a firefly 35577
蛍狩り ほたるがり (n) firefly catching 44061
蛍烏賊 ほたるいか (n) firefly squid 44709
蛍光板 けいこうばん (n) fluorescent screen 46248
蛍袋 ほたるぶくろ (n) bellflower 48294
蛍の光 ほたるのひかり firefly glow; Auld Lang Syne 51560
蛍光体 けいこうたい (n) fluorescent substance 51560
蛍光塗料 けいこうとりょう fluorescent paint 51560
蛍光灯 けいこうとう (n) fluorescent lamp; person who is slow to react 51560
蛍光燈 けいこうとう (n) fluorescent lamp; person who is slow to react 51560
蛍光物質 けいこうぶっしつ fluorescent substance; phosphor 51560
蛍石 けいせき (n) fluorite 51560
蛍石 ほたるいし (n) fluorite 51560
蛍雪の功 けいせつのこう the fruit of diligent study 51560
土蛍 つちぼたる glowworm 51560