勉べん強きょう代だいMeaningsNoun1. cost of a lesson learned (e.g. from failing at something); price of a life lesson (Colloquial)Kanji used勉try hard強strong代substituteComposed of勉べん強きょうstudy; diligence; working hard; experience; knowledge; lesson (for the future); discount; price reductionNoun代だいcharge; cost; price; generation; age; (school) year; cohort; reign; era; a representative of; …Noun