Private company

Japan Marine United Corporation

Logo: Japan Marine United Corporation, Public domain, via Wikimedia Commons4

Japanese ship builder

Japan Marine United Corporation (ジャパン マリンユナイテッド株式会社, Japan Marine United Kabushiki-kaisha) (informally JMU) is a Japanese ship building marine engineering and service company headquartered in Yokohama, Japan. It's Japan's second largest shipbuilder after Imabari Shipbuilding, with shipyard facilities in Kure, Hiroshima, Yokohama, Nagasu, Kumamoto, Maizuru, Kyoto and Mie prefectures.2 It is part of IHI Corporation.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 20, 2026.

Overview

Jan 1, 2013Founded1
  • Industryshipbuilding1
  • HeadquartersYokohama1
  • Websitewww.jmuc.co.jp/en
  • Legal formkabushiki gaisha1
  • LEI549300YDTD0WTKTFYE883
  • StatusActive3
  • LEI statusIssued and current3
  • Registered address4-2, MINATOMIRAI 4-CHOME, NISHI-KU, 220-0012 Yokohama, Japan3
  • Registered withLegal Affairs Bureau, 0200-01-0766413
MM - Bulue Ave..02
Photo: Thirteen-fri, CC BY-SA 3.0, via Wikimedia Commons5

Japan Marine United Corporation (ジャパン マリンユナイテッド株式会社, Japan Marine United Kabushiki-kaisha) (informally JMU) is a Japanese ship building marine engineering and service company headquartered in Yokohama, Japan. It's Japan's second largest shipbuilder after Imabari Shipbuilding, with shipyard facilities in Kure, Hiroshima, Yokohama, Nagasu, Kumamoto, Maizuru, Kyoto and Mie prefectures.2

Corporate structure

Japan Marine United Corporation is part of a group headed by IHI Corporation. 14 entities, 5 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company

From Wikidata.1

Acquisitions

  1. Succeeded IHI Marine United1
  2. Succeeded Universal Shipbuilding1

Timeline

  1. Jan 1, 2013Founded Founded1