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Port of Narashino

JPNAI🇯🇵Japan

Port Location

Port Arrivals & Departures

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Port of Narashino JPNAI

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About Port of Narashino

Narashino Port is located in Chiba Prefecture on Tokyo Bay. Established in 1954, it is a small, sheltered harbor. It operates with compulsory pilotage and tug services.

Background
Narashino is a city located in Chiba Prefecture, Japan.

Current Conditions

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Vessel Limits

Channel Depth
11ft
Tidal Range
9ft
Elevation
-9999m

Operations & Services

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

History

Established
1954

Nearby Vessels

Flag
Type
Name
Dist.

Identification

UN/LOCODE
JPNAI
Country
🇯🇵Japan
Time Zone
UTC+9
Feature Type
PRT (Port)

Classification

Type
Port
Harbor Type
Coastal breakwater
Shelter
Good

Region

Subdivision
JP-12
Area
Japan Coast
Body of Water
Tokyo Bay
Latitude
35.6368°
Longitude
140.0353°

References & Identifiers

WPI No.
61378 →
GeoNames ID
12954009 →
Wikidata
Q318047 →
Wikipedia
Read on Wikipedia →
Official Site
www.city.narashino.lg.jp →
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Frequently Asked Questions

How do I navigate the approach to the Port of Narashino?

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The approach to Narashino is supported by 5 navigation aids within 50 nautical miles. The nearest is Chiba Lighthouse at 4.2 NM to the S. Other aids include Cosmo Sekiyu Seaberth (6 NM S), Keiyo Seaberth (8.9 NM SSW), Tokyo East Passage East Breakwater (10.2 NM W), Tōkyō East Passage (Tōkyō Gate) West Breakwater (10.4 NM W). Mariners should consult the relevant chart and List of Lights for full approach details.

What major shipping routes pass near the Port of Narashino?

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The Port of Narashino 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 Narashino?

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You can track vessels near Narashino (JPNAI) 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 JPNAI on the live map.

Where is the Port of Narashino?

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The Port of Narashino is a port in JP. Its UN/LOCODE is JPNAI — the five-character code the UNECE assigns to trade and transport locations, and the identifier used on shipping documents and in port calls.

What does the UN/LOCODE JPNAI mean?

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The first two characters, JP, are the ISO country code for JP. The remaining three identify the location within that country. The code is issued by the United Nations Economic Commission for Europe and is the international standard for naming ports in trade and transport systems.

What are the operating hours and time zone for the Port of Narashino?

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The Port of Narashino 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.