超深海帯 ちょうしんかいたい Meanings Noun hadal zone; hadopelagic zone; trench zone See also: 漸深海帯 (ぜんしんかいたい). Kanji 超 exceed. Read as チョウ. 深 deep. Read as シン. 海 sea. Read as カイ. 帯 belt. Read as タイ. Jinuma: Japanese Dictionary · Word lists