向上心 こうじょうしん Meanings Noun ambition; aspiration; desire to improve oneself Kanji 向 toward. Read as コウ. 上 up. Read as ジョウ. 心 heart. Read as シン. Example sentences トムには向上心がない。Tom has no ambition. Common phrases 向上心を持つ Jinuma: Japanese Dictionary · Word lists