にわか勉べん強きょうにわかべんきょうじ字FuriganaMeanings1nouncramming; last-minute studyingRefers to intensive, hurried studying done just before an exam or deadline, often with the implication of insufficient preparation beforehand.試し験けん前ぜん日じつににわか勉べん強きょうをしても、あまり効