藩 is a Japanese kanji written with 18 strokes, listed here under the keyword “clan”. It is built from 水 (water), 艹 (mugwort) and 番 (turn). In Remembering the Kanji by James W. Heisig it is frame 2061.
On KumiJi Glyph Explorer, open the parts search and type “water” + “mugwort” + “turn”. 藩 is among the results, together with every other character containing the same shapes.
Open 藩 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.