He resembles his grandfather.
Kare wa sofu ni da.
he; him; his; boyfriend
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
grandfather; old man; kyogen mask used for the role of an old man
to resemble; to look like; to take after; to be similar (in status, condition, etc.); to be close; to be alike; to be like
be; is; indicates past or completed action; indicates light imperative