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Port of Mashike

JPMSK🇯🇵Japan

Also known as: Mashike-ko, Mashike-kō, Masike Hakuchi, Masike Ko, Masike Kô

Mashike is a harbor established in 1900 on the coast of Hokkaido, Japan. It serves as a local port, likely supporting fishing and regional trade.

Background
Mashike is a town located in Rumoi Subprefecture, Hokkaido, Japan. As of 31 January 2025, the town had an estimated population of 3,495 in 1,954 households, and a population density of 9.5 people per km2. The total area of the town is 369.72 km2 (142.75 sq mi).
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Elevation
48m
Subdivision
JP-01
Latitude
43.8500°
Longitude
141.5333°
UN/LOCODE
JPMSK
Country
🇯🇵Japan
Time Zone
UTC+9
Feature Type
HBR (Harbor)
Type
Port
Established
1900
Flag
Type
Name
Dist.
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How do I navigate the approach to the Port of Mashike?+
The approach to Mashike is supported by 5 navigation aids within 50 nautical miles. The nearest is Mashike West Lighthouse at 0.3 NM to the N. Other aids include Mashike Kō (0.4 NM WNW), Mashike North Breakwater (0.6 NM NNE), Betukari (2.6 NM WSW), Rumoi North Breakwater (7.8 NM NNE). Mariners should consult the relevant chart and List of Lights for full approach details.
What sea or ocean is the Port of Mashike on?+
The Port of Mashike is situated on the Sea of Japan in JP. The area falls within the temperate maritime climate zone, which can influence port operations and seasonal shipping patterns.
How do I track vessels arriving at or departing from the Port of Mashike?+
You can track vessels near Mashike (JPMSK) in real time using MarineRadar. The platform displays live AIS positions of nearby ships, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page or search for JPMSK on the live map.
What are the operating hours and time zone for the Port of Mashike?+
The Port of Mashike operates in the UTC+9 time zone. Operating hours, VTS schedules, and pilot availability vary — vessel agents should confirm with the port authority in advance, especially for night arrivals or weekend operations.