noun, counter
volume (of a book); reel (of film)
Used for bound volumes of a multi-volume work, or for reels of film. Often appears with numbers as a counter: 一巻, 二巻.
この漫画は全12巻で完結します。
This manga series is complete in 12 volumes.
映画のフィルムは何巻もあります。
There are many reels of film for the movie.
noun, counter
Refers to a rolled-up object, such as a hanging scroll or a roll of paper. Less common in modern everyday contexts than 巻物 (まきもの).
床の間に掛け軸の巻が飾ってある。
A hanging scroll is displayed in the alcove.
包装紙の巻を買ってきた。
I bought a roll of wrapping paper.