鼓 is a Japanese kanji written with 13 strokes, listed here under the keyword “drum”. It is built from 壴 (drum) and 支 (branch). In Remembering the Kanji by James W. Heisig it is frame 1552.
On KumiJi Glyph Explorer, open the parts search and type “drum” + “branch”. 鼓 is among the results, together with every other character containing the same shapes.
Open 鼓 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.