Private company

Microsoft Game Studios Japan

Japanese video game developer

Microsoft Development Japan Co., Ltd., trading as Microsoft Game Studios Japan, (MGSJ) was a Japanese video game developer based in Chōfu, Tokyo. It was established in November 2005 following the merger between Microsoft Game Studios' Xbox Japanese division and research and development division Xbox Games Production Group.2 It is part of Xbox Game Studios.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 20, 2026.

Overview

2005Founded1
  • Industryvideo game development1
  • HeadquartersChōfu1
  • Legal formsubsidiary company1

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20140511 Microsoft Development Game Studios Japan
Photo: ArthurPants, CC0, via Wikimedia Commons3

Microsoft Development Japan Co., Ltd., trading as Microsoft Game Studios Japan, (MGSJ) was a Japanese video game developer based in Chōfu, Tokyo. It was established in November 2005 following the merger between Microsoft Game Studios' Xbox Japanese division and research and development division Xbox Games Production Group.2

Corporate structure

Microsoft Game Studios Japan is part of a group headed by Xbox Game Studios. 64 entities, 9 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); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Subsidiaries and ownership

Parent company

From Wikidata.1

Timeline

  1. 2005Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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