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Port of Sasebo

JPSSB🇯🇵Japan

Port Location

About Port of Sasebo

Also known as: Sasebo Ko, Sasebo Kō, Sasebo-ko, Sasebo-kō, sasebokou, zuo shi bao gang

Sasebo is a major Japanese harbor on Kyushu Island. It serves as a naval base and handles commercial cargo, with facilities including a large drydock.

Background
Sasebo is a core city located in Nagasaki Prefecture, Japan. It is the second-largest city in Nagasaki Prefecture, after its capital, Nagasaki. As of 1 April 2024, the city had an estimated population of 230,873 in 102,670 households, and a population density of 540 persons per km2. The total area of the city is 426.01 km2 (164.48 sq mi).

Current Conditions

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Vessel Limits

Channel Depth
11ft
Tidal Range
3ft
Elevation
-9999m

Operations & Services

Port of Entry
Yes
Pilotage Compulsory
Yes
Tug Assistance
Yes
Cranes
Floating
Drydock
Large
Repair Code
A

History

Established
1902

Nearby Vessels

Flag
Type
Name
Dist.

Identification

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

Classification

Type
Port
Harbor Type
Coastal natural
Shelter
Good

Region

Subdivision
JP-42
Area
Japan Coast
Sub-area
East China Sea
Latitude
33.1562°
Longitude
129.7138°

References & Identifiers

WPI No.
62380 →
GeoNames ID
1852896 →
Wikidata
Q328000 →
Wikipedia
Read on Wikipedia →
Official Site
www.city.sasebo.lg.jp →
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Frequently Asked Questions

How do I navigate the approach to the Port of Sasebo?+
The approach to Sasebo is supported by 5 navigation aids within 50 nautical miles. The nearest is Huku Se Lighthouse at 0.6 NM to the S. Other aids include Sasebo Benten Shima (0.6 NM S), Hanare Se (3.8 NM S), Kōgo Saki (4 NM SW), Hizen Ohira Se (5.3 NM WNW). Mariners should consult the relevant chart and List of Lights for full approach details.
What major shipping routes pass near the Port of Sasebo?+
The Port of Sasebo 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 Sasebo?+
You can track vessels near Sasebo (JPSSB) 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 JPSSB on the live map.
What are the operating hours and time zone for the Port of Sasebo?+
The Port of Sasebo 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.