noun
trespassing; housebreaking
Legal term for the crime of entering another's residence without permission. Used in formal and legal contexts.
彼は家宅侵入罪で逮捕された。
He was arrested for trespassing.
Compound of 家宅 (residence) + 侵入 (intrusion) + 罪 (crime). The exact historical derivation is uncertain, but it is a modern legal term.