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Port of Yokosuka

JPYOS🇯🇵JP

Port Location

About Port of Yokosuka

The Port of Yokosuka (JPYOS) is a maritime port facility located in JP. It features a maximum draft of 10m. Local time zone: UTC+9.

Vessel capacity and restrictions: The controlling depth at Yokosuka is 10 meters. Vessel masters should confirm current draft restrictions with the port authority before arrival.

Position: 35.2911°N, 139.6885°E. UN/LOCODE: JPYOS.

Geographic context: The Port of Yokosuka is situated on the Sea of Japan, within the Japan / Korea shipping lane — a busy shipping corridor linking the major ports of Japan and South Korea. The location falls within the temperate maritime climate zone.

Vessel Limits

Max Draft
10m

General Information

Port Name
Yokosuka
Country
🇯🇵JP
UNLOCODE
JPYOS
Time Zone
UTC+9
Latitude
35.2911°
Longitude
139.6885°

Navigation Aids Near Yokosuka

Yokosuka Yoshikura West Breakwater Lighthouse

0.2 NMSW

Yokosuka Northeast Breakwater Lighthouse

1.8 NMNNW

Yokosuka East Breakwater North Head Lighthouse

2.6 NMNNW

Daini Kaiho Lighthouse

Range: 13 NM

2.9 NMENE

Kisarazu City Lighthouse Lighthouse

2.9 NMENE

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

What are the draft restrictions at the Port of Yokosuka?+
The controlling depth at Yokosuka is 10 meters. Draft restrictions should be confirmed with the port authority before arrival, as silting, dredging operations, and tidal conditions can affect available depths. Pilotage is typically required for larger vessels.
How do I navigate the approach to the Port of Yokosuka?+
The approach to Yokosuka is supported by 5 navigation aids within 50 nautical miles. The nearest is Yokosuka Yoshikura West Breakwater Lighthouse at 0.2 NM to the SW. Other aids include Yokosuka Northeast Breakwater (1.8 NM NNW), Yokosuka East Breakwater North Head (2.6 NM NNW), Daini Kaiho (2.9 NM ENE), Kisarazu City Lighthouse (2.9 NM ENE). Mariners should consult the relevant chart and List of Lights for full approach details.
What major shipping routes pass near the Port of Yokosuka?+
The Port of Yokosuka 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 Yokosuka?+
You can track vessels near Yokosuka (JPYOS) 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 JPYOS on the live map.
What are the operating hours and time zone for the Port of Yokosuka?+
The Port of Yokosuka 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.