Yokohama (port de Keihin) – Yokohama Bayside Marina: clearing in by boat
Port of entry of Japan (island: Honshu).
Based on official sources, checked on 29 October 2026.
Services
Clearing out possible here
Good to know
Keihin open port (Tokyo-Yokohama); a yacht cleared in at Yokohama Bayside Marina in 2019. Position = Yokohama port.
Offices to visit
In the usual order of the formalities. Addresses can change: ask the harbour office when you arrive.
Bâtiment administratif Yokohama Shinko (よこはま新港合同庁舎) – immigration, annexe du port de Yokohama, et quarantaine de Yokohama
ImmigrationHealth
1-6-1 Shinko, Naka-ku, Yokohama 231-0001 (横浜市中区新港1-6-1 よこはま新港合同庁舎)
The immigration annex only handles seaport work (no residence applications); quarantine is on the 6th floor of the same building.
Douane de Yokohama – annexe de surveillance, guichet des navires (監視分庁舎 船舶・船陸交通窓口)
Customs
1-1 Kaigan-dori, Naka-ku, Yokohama 231-8401 (横浜市中区海岸通1-1)
Customs counter for vessels, next to the head office; no phone on the page.
DirectionsGarde-côtes de Yokohama (横浜海上保安部), base de prévention des catastrophes maritimes
Harbour office
1-2-1 Shinko, Naka-ku, Yokohama 231-0001 (横浜市中区新港1-2-1 横浜海上防災基地)
Coast Guard office for Yokohama port, which receives the pre-arrival notice.
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This information is gathered from public sources and sailors’ experience. It does not replace the country’s authorities, whose word is final: check before you leave.