used paper; wastepaper; paper for recycling
Refers to paper that has been used and is typically collected for recycling. Common in contexts like 古紙回収 (wastepaper collection).
毎週火曜日に古紙を出す。
I put out the used paper every Tuesday.
The neighborhood association collects used paper once a month.
この箱は古紙回収用です。
This box is for wastepaper collection.
Today is the day to put out used paper for collection.
This factory recycles used paper to make new paper.
Newspapers and magazines need to be sorted separately when putting out used paper.
古紙 is the raw used paper collected before processing, while 再生紙 is the finished paper product made from recycling it.
counter for thin, flat objects; sheet; plate; coin · serving of soba; portion of gyōza · sumo rank position; wrestler at a given rank · field; rice paddy plot · palanquin bearer
Standard kanji spelling; the most common form in modern usage.
Rare variant; 故 can imply 'old' or 'former', but 古紙 is overwhelmingly preferred.
Compound of 古 (old) and 紙 (paper). The spelling 故紙 uses 故 (old/former) but is now rare.