She writes with her left hand.
Kanojo wa hidarite de kaku.
she; her; her; girlfriend; sweetheart
topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis
indicates location of action; at; in; indicates time of action; indicates means of action; cause of effect; by; and then; so; indicates continuing action; indicates certainty, emphasis, etc.
to write; to compose; to pen; to draw; to paint