匛 is a Chinese hanzi, listed here under the keyword “匛”. It is built from 匚 (box) and 久 (long time (ago)). It appears as a component in 1 other character in this index.
On KumiJi Glyph Explorer, open the parts search and type “box” + “long time (ago)”. 匛 is among the results, together with every other character containing the same shapes.
Open 匛 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.