帀 is a Japanese kanji, listed here under the keyword “noren”. It is built from 一 (one) and 巾 (towel). It appears as a component in 1 other character in this index.
On KumiJi Glyph Explorer, open the parts search and type “one” + “towel”. 帀 is among the results, together with every other character containing the same shapes.
Open 帀 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.