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Port of Sai, Aomori

JPSJA🇯🇵Japan

Port Location

About Port of Sai, Aomori

Also known as: Sai Gyoko, Sai Gyokō, Sai-ko, Sai-kō, saigyokou, zuo jing yu gang

Sai Harbor is a small port located on the Tsugaru Strait in Aomori Prefecture, Japan. Established in 1889, it serves as a local harbor with compulsory pilotage and tug services.

Background
Sai is a village located in Aomori, Japan. As of 30 November 2025, the village had an estimated population of 1,572 in 842 households, and a population density of 12 persons per square kilometre. Its total area is 135.05 square kilometres (52.14 sq mi). In 2016, Sai was selected as one of The Most Beautiful Villages in Japan.

Current Conditions

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Vessel Limits

Channel Depth
11ft
Tidal Range
4ft
Elevation
-9999m

Operations & Services

Port of Entry
Unknown
Pilotage Compulsory
Unknown
Tug Assistance
Unknown
Drydock
U
Repair Code
U

History

Established
1889

Nearby Vessels

Flag
Type
Name
Dist.

Identification

UN/LOCODE
JPSJA
Country
🇯🇵Japan
Time Zone
UTC+9
Feature Type
HBR (Harbor)

Classification

Type
Port
Harbor Type
Open roadstead
Shelter
Poor

Region

Subdivision
JP-02
Area
Japan Coast
Body of Water
Tsugaru Strait
Latitude
41.4345°
Longitude
140.8601°

References & Identifiers

WPI No.
61180 →
GeoNames ID
2128361 →
Wikidata
Q1362393 →
Wikipedia
Read on Wikipedia →
Official Site
www.vill.sai.lg.jp →
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Frequently Asked Questions

How do I navigate the approach to the Port of Sai, Aomori?+
The approach to Sai, Aomori is supported by 5 navigation aids within 50 nautical miles. The nearest is Sai Kō Lighthouse at 0.1 NM to the N. Other aids include Oyo Shima (2.7 NM SW), Ōma Kō West Breakwater (6.2 NM NNE), Ōma Saki (7.6 NM NNE), Omasaki (7.6 NM NNE). Mariners should consult the relevant chart and List of Lights for full approach details.
What major shipping routes pass near the Port of Sai, Aomori?+
The Port of Sai, Aomori is located within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. This strategic position influences vessel traffic density, anchorage availability, and port scheduling.
How do I track vessels arriving at or departing from the Port of Sai, Aomori?+
You can track vessels near Sai, Aomori (JPSJA) 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 JPSJA on the live map.
What are the operating hours and time zone for the Port of Sai, Aomori?+
The Port of Sai, Aomori 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.