巻 is a Chinese hanzi, listed here under the keyword “scroll”. It is built from 龹 (龹) and 己 (self). It appears as a component in 1 other character in this index.
On KumiJi Glyph Explorer, open the parts search and type “龹” + “self”. 巻 is among the results, together with every other character containing the same shapes.
Open 巻 in the interactive kanji search
to expand every part down to its smallest pieces, add your own names and mnemonic stories,
or search for other characters by their parts.