Private company
Jaster
Jaster is a Japanese company based in Iwate Prefecture, founded in 1992, dissolved in 2015.1 It is part of East Japan Railway Company.1
株式会社ジャスターは、かつて岩手県盛岡市に本社を置いていた、東日本旅客鉄道（JR東日本）の完全子会社（連結子会社）。2 From the Japanese Wikipedia, CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
- HeadquartersIwate Prefecture, Japan1
- Websitewww.jaster.co.jp
Corporate structure
Jaster is part of a group headed by East Japan Railway Company. 64 entities, 8 countries on record. Switch between the flow chart and the network, and select any entity to see its details.
- East Japan Railway Company 東京都 渋谷区, Japan
- Jaster Iwate Prefecture, Japan
- Akita Station Building Subsidiary · 100% · Akita Prefecture, Japan
- Chiba Station Building Subsidiary · 100% · Chiba, Japan
- East Japan Marketing & Communications Subsidiary · 100% · Tokyo, Japan
- Japan Transport Engineering Company Subsidiary · 100% · Ōkawa
- Niitsu Rolling Stock Plant Subsidiary · Niigata, Japan
- JR Bus Kanto Subsidiary · 100% · Kōtōbashi
- JRBUSTECH Subsidiary · Tokyo, Japan
- JR Bus Tōhoku Subsidiary · 100%
- JR East Building Subsidiary · 100% · Yoyogi, Japan
- JR East Consultants Subsidiary · 100% · Tokyo, Japan
- JR East Cross Station Subsidiary · 100% · Tokyo, Japan
- ofuna-ken Subsidiary · Okamoto, Japan
- JR East Design Subsidiary · 100% · JR Minami Shinjuku Building, Japan
- JR East Food Business Subsidiary · 100% · Tokyo, Japan
- JR East Logistics Subsidiary · 100% · Tokyo, Japan
- JR East Mechatronics Subsidiary · 100% · Tokyo, Japan
- JR East Rail Car Technology & Maintenance Subsidiary · 100% · Sumitomo Fudosan Shinjuku Garden Tower, Japan
- JR East Sports Subsidiary · 100% · Tokyo, Japan
- JR East Station Service Subsidiary · 100% · Tokyo, Japan
- JR East Transportation Service Subsidiary · 100% · Tokyo, Japan
- JR East Urban Development Subsidiary · 100% · Shibuya, Japan
- JR East Water Business Subsidiary · 100% · Tokyo, Japan
- Kinokuniya Subsidiary · 100%
- Nippon Hotel Subsidiary · 100% · Toshima, Japan
- Hotel Mets Subsidiary
- Nippon Restaurant Enterprise Subsidiary · 100% · Tokyo, Japan
- Tokky Subsidiary · 100% · Niigata Prefecture, Japan
- Viewcard Subsidiary · 100% · Tokyo, Japan
- and 34 more
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
Timeline
Links
- Websitewww.jaster.co.jp1
- WikidataQ11309749
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1WikidataJaster on Wikidata
- 2WikipediaJaster on the Japanese Wikipedia