Kanji in this term 炒 豆 花 咲 い Hyōgai まめ Grade: 3 はな Grade: 1 さ Grade: S kun'yomi Etymology edit Literally, “flowers bloom in boiled beans”.
Proverb edit 炒いり豆の花まめにはなが咲さく • (iri mame ni hana ga saku)
teaching an old dog new tricks; metaphor for an old thing regaining strength metaphor for something impossible