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Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard) facility
Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard) logo

Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard)

TD-ID: #7737 Premium
Ship Repair Yard North Asia (Japan, Korea) Nr. 27 in JAPAN Launch 3D Simulator Japan New Buildings Maintenance / Repairs

Services

New Buildings
Maintenance / Repairs
Ship Repairs

Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard) — Key Facts

Type
Ship Repair Yard / Dry Dock
Headquarters
Nagasaki, Japan
Address
5-34 Koyagimachi, Nagasaki, 851-0310, Japan
Founded
1857
Phone
+81-95-801-5510
Website
Official site
Vessel visits tracked
57

Verified maritime data on TrustedDocks · Japan.

About Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard)

Massive shipyard facility in Nagasaki (acquired from MHI) operated by Oshima Shipbuilding, building dry bulk carriers and mega-block fabrications.

Location & Overview

5-34 Koyagimachi, Nagasaki, 851-0310, Japan
Nagasaki
Japan
+81-95-801-5510

Drydock Facilities

3 docks at Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard)

Type Name Length [] Width [] Draft []
Building Dock B Dock 990.0 3248.0 100.0 328.1
Company Area
Graving Dock

Work Profile - Repair

Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard)'s repair work profile covers 5 vessel types, including Bulk Carriers (159–234m), Tankers (72–158m), Service Vessels (93–128m), General Cargo Ships (58–87m), Tugs (34–80m). The yard handles vessels ranging from 34m to 234m in length. Data source: TrustedDocks Maritime Intelligence.

Location

Nagasaki, Japan

Sister Companies

Part of Oshima Shipbuilding Co Ltd

Recent Clients

57 verified vessel visits on record · 8 in the last 3 months

Vessel Name IMO Type Length (m) Arrival
CHOYO MARU 9119842 Tug 36 2026-07-09
BOW FORTITUDE 1100338 Tanker 158 2026-06-24
DEJIMA 9188635 Service Ship 93 2026-06-22
SEABOURN SOJOURN 9417098 Passenger Ship 198 2026-06-01
MARITSA 1050777 Bulk Carrier 229 2026-05-23

Showing 5 of 57 visits

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Recent Clients Locked

Recent vessel visits are only visible to registered maritime professionals.

Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard) has received 57 verified vessel visits for ship repair and maintenance. Recent visitors include CHOYO MARU (Tug, 36m), BOW FORTITUDE (Tanker, 158m), DEJIMA (Service Ship, 93m), SEABOURN SOJOURN (Passenger Ship, 198m), MARITSA (Bulk Carrier, 229m). Data source: TrustedDocks Maritime Intelligence.

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Vessel Visits

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Contact Details

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Ship Repair at Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard)

Oshima Shipbuilding Co., Ltd. (Koyagi Shipyard) is a ship repair yard located in Nagasaki, Japan. The facility has 3 docks for drydocking, hull repair, engine overhaul, and general marine maintenance. Established in 1857, the yard is a premium verified shipyard on TrustedDocks, the world's leading platform for maritime services comparison.