Sea ice infomation
Arctic sea-ice extent reached an annual minimum on 7 September 2025
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Reports
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Sea ice infomation
(in Japanese) Sea ice information for October 2025 (Arctic and Antarctic)
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Onsite Reports
Field activity in the Poker Flat Research Range, Alaska
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Cruises
(in Japanese) Looking back on the 2025 Arctic cruise R/V Mirai: Polar Bear Edition
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Onsite Reports
Field Research Around Qaanaaq Coast, Northwestern Greenland 2025
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Sea ice infomation
(in Japanese) Sea ice information for September 2025 (Arctic and Antarctic)
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Cruises
Daily Route of the Mirai’s 2025 Arctic Cruise
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Cruises
(in Japanese) Mirai Music Festival
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Cruises
(in Japanese) Looking back on the Arctic cruise R/V Mirai
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Onsite Reports
Field Research at Qeqertat Village, Northwestern Greenland 2025
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September 15–).">
Cruises
(in Japanese) This week’s “Mirai” (–).
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Cruises
(in Japanese) Moai on Mirai
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