壁 is a Japanese kanji written with 16 strokes, listed here under the keyword “wall”. It is built from 辟 (heki) and 土 (soil). In Remembering the Kanji by James W. Heisig it is frame 1616.
On KumiJi Glyph Explorer, open the parts search and type “heki” + “soil”. 壁 is among the results, together with every other character containing the same shapes.
Open 壁 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.