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#chikyu

Browse 1 JapaTopi article tagged #chikyu — the latest news, reviews, and insights related to chikyu in Japan.

Japan sends drillship Chikyu to the edge of the Pacific for world-first deep-sea rare earth test

Japan sends drillship Chikyu to the edge of the Pacific for world-first deep-sea rare earth test

January 12, 2026 272