left-handed pitching
Baseball term for a pitcher who throws with the left hand, or the act of pitching left-handed.
彼は左投げのピッチャーだ。
He is a left-handed pitcher.
左投げの投手
Left-handed pitchers are said to be strong against right-handed batters.
Compound of 左 (ひだり, 'left') and 投げ (なげ, 'throwing', nominalized form of 投げる).