What does 昨～ mean?
昨～ is a Japanese prefix meaning “last ~” or “previous ~ (prefix)” in English. It is written as 昨～ in kanji, さく～ in hiragana, and saku～ in romaji. This word is part of JLPT N3 vocabulary.
NotePrefix meaning last or previous (昨年 = last year).
Example sentences
昨年の夏はとても暑かった。
Last summer was really hot.
昨シーズンの優勝チームが今年も勝った。
Last season's champions won again this year.