貳 is a traditional Chinese hanzi, listed here under the keyword “accounting numeral for two”. It is built from 弋 (catch), 二 (two) and 貝 (sea shell). It appears as a component in 2 other characters in this index.
On KumiJi Glyph Explorer, open the parts search and type “catch” + “two” + “sea shell”. 貳 is among the results, together with every other character containing the same shapes.
Open 貳 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.