阁 is a simplified Chinese hanzi, listed here under the keyword “chamber”. It is built from 门 (gate) and 各 (each). It appears as a component in 1 other character in this index.
On KumiJi Glyph Explorer, open the parts search and type “gate” + “each”. 阁 is among the results, together with every other character containing the same shapes.
Open 阁 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.