noun
ancient commentaries; classical annotations
Refers to old commentaries on classical Chinese or Japanese texts, often studied in academic or literary contexts.
この漢詩の解釈には古注が欠かせない。
Ancient commentaries are indispensable for interpreting this Chinese poem.
注釈 is a general term for annotations or commentary, while 古注 specifically refers to old or classical commentaries.
Compound of 古 (old) and 注 (commentary). The spelling 註 is a variant character for 注 in the sense of 'annotation'.