南氷洋 なんひょうよう Antarctic Ocean Why it means this 南 (south) + 氷 (ice) + 洋 (ocean) — the icy southern ocean. Breakdown 南 みなみ south 氷 こおり icicle, ice, hail 洋 ヨウ ocean, sea, foreign Each character links to its full entry — origin story, stroke order, and readings.