役 is a Chinese hanzi, listed here under the keyword “service”. It is built from 彳 (step with left foot) and 殳 (name of old weapon). It appears as a component in 1 other character in this index.
On KumiJi Glyph Explorer, open the parts search and type “step with left foot” + “name of old weapon”. 役 is among the results, together with every other character containing the same shapes.
Open 役 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.