昨さく年ねんさくねんCommon wordJLPTN3Freq.FrequencyTop 5,000Meanings1noun, adverblast yearformal or literaryFormal or literary equivalent of 去年 (きょねん). Common in news, reports, and written language.昨さく年ねんの売うり上あげは過か去こ最さい高こうだった。Last year's sales were the highest ever.昨さく年ねん