Radicals › #13 冂
冂
冂 — the “down box” radical
an open-bottomed frame 5 of the JLPT kanji on this site are built with it — recognizing the piece makes them far easier to remember.
Kanji using the 冂 radical (5)
Radicals (部首, bushu) are the shared building blocks of kanji, used to sort them in every dictionary. Learn the common ones and new kanji stop looking random.