Personnel Transfer Announcement
Sumitomo Riko announced personnel transfers effective November 1. The transfer pertains to the Automotive Hose Division, listing the new and former positions of Mr. Atsuo Miyajima and Mr. Osamu Yamamoto.
Sumitomo Riko Co., Ltd.
住友理工株式会社Sumitomo Riko Company LimitedAlias
Ticker
—
Listed market
TYO
Country
Employees (consolidated)
25,617
Related companies
131
§01
Basic information
- Head office
- Global Headquarters, 1-1-1 Meieki, Nakamura-ku, Nagoya 450-6316, JP Tower Nagoya
- Chief executive
- Kazushi Shimizu
- Capital
- 12,145,000,000 (121 100 million)
- Employees (non-consolidated)
- 3,371 people
- Employees (consolidated)
- 25,617 people
- Start date
- 1929-12-01
- End date
§02
Websites
§03
Business
Automotive Accessories DivisionGeneral Industrial Supplies DivisionVibration-Resistant Rubber and Hose ManufacturingFuel Cell Component Manufacturing
§04
Related companies
| Company name | Group | Parent | Subsidiary | Customer | Supplier | Alliance | Bank | Shareholder |
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| Anvis Group GmbH | ||||||||
| DTR Industries, Inc. (現・SumiRiko Ohio, Inc.) | ||||||||
| Dytech- Dynamic Fluid Technologies S.p.A. | ||||||||
| Great Lakes Textiles, LLC | ||||||||
| Inoac Tokai (Thailand) Co., Ltd. | ||||||||
| PT. SumiRiko Indonesia | ||||||||
| PT. Tokai Rubber Auto Hose Indonesia | ||||||||
| PT. Tokai Rubber Indonesia | ||||||||
| S Riko Automotive Hose Holding Brasil Ltda. | ||||||||
| S Riko Automotive Hose Tecalon Brasil S.A. | ||||||||
| S Riko Automotive Hose do Brasil Ltda. | ||||||||
| S-Riko Automotive Hose Sales Chihuahua, S. de R.L. de C.V. | ||||||||
| S-Riko Automotive Hose de Chihuahua, S.A.P.I. de C.V. | ||||||||
| S-Riko de Querétaro, S.A.P.I. de C.V. | ||||||||
| SumiRiko AVS BV | ||||||||
| SumiRiko AVS Holding Asia Co., Ltd. | ||||||||
| SumiRiko Ohio, Inc. | ||||||||
| SumiRiko AVS Holding Mexico, S.A.P.I. de C.V. | ||||||||
| SumiRiko AVS Korea Co., Ltd. | ||||||||
| SumiRiko AVS Netherlands B.V. | ||||||||
| SumiRiko AVS RUS | ||||||||
| SumiRiko AVS Romania S.R.L. | ||||||||
| SumiRiko AVS Romania SRL | ||||||||
| SumiRiko AVS Turkey Sanayi ve Ticaret A.S. | ||||||||
| SumiRiko Alabama, Inc. | ||||||||
| SumiRiko America, Inc. | ||||||||
| SumiRiko Auto-Parts India Pvt. Ltd. | ||||||||
| SumiRiko Automotive Hose Poland Sp. z o.o. | ||||||||
| SumiRiko Automotive Hose RUS AO OOO | ||||||||
| SumiRiko Automotive Hose Tunisia Sarl | ||||||||
| SumiRiko Chemical and Plastic Products (Thailand) Ltd. | ||||||||
| SumiRiko Eastern Rubber (Thailand) Ltd. | ||||||||
| SumiRiko Fine Elastomer (Thailand) Ltd. | ||||||||
| SumiRiko Hose Otomotiv Sanayi Ticaret ve Pazarlama Limited Şirketi | ||||||||
| SumiRiko Hose Vietnam Co., Ltd. | ||||||||
| SumiRiko Hosetex, Ltd. | ||||||||
| SumiRiko Imperial Hydraulics India Pvt. Ltd. | ||||||||
| SumiRiko Imperial Rubber India Pvt. Ltd. | ||||||||
| SumiRiko Italy S.R.L. | ||||||||
| SumiRiko Italy S.p.A. | ||||||||
| SumiRiko Metal Tube Tunisia Sarl | ||||||||
| SumiRiko Rubber Compounding (Thailand) Ltd. | ||||||||
| SumiRiko Rubber Compounding France S.A.S. | ||||||||
| SumiRiko SD France S.A.S. | ||||||||
| SumiRiko South Africa (Pty) Ltd. | ||||||||
| SumiRiko Technical Center America, Inc. | ||||||||
| SumiRiko Technology (Thailand) Ltd. | ||||||||
| SumiRiko Tennessee, Inc. | ||||||||
| SumiRiko Vietnam Co., Ltd. | ||||||||
| SumiRiko de Mexico, S.A. de C.V. | ||||||||
| SumiRiko do Brasil Indústria de Borrachas Ltda. | ||||||||
| Sumitomo Riko (Asia Pacific) Ltd. | ||||||||
| Sumitomo Riko North America, Inc. | ||||||||
| TRI Technical Center USA, Inc. (現・SumiRiko Technical Center America, Inc.) | ||||||||
| 住友理工あったかファーム株式会社 | ||||||||
| 住友理工グループにおける情報システム業務 | ||||||||
| 住友理工ホー ステックス株式会社 | ||||||||
| 住友理工企業管理(中国)有限公司 | ||||||||
| 住友理工汽車技術研究(中国)有限公司 | ||||||||
| 住理工(香港)有限公司 | ||||||||
| 住理工FCシール株式会社 | ||||||||
| 住理工ファイン エラストマー | ||||||||
| 住理工商事株式会社 | ||||||||
| 住理工国際物流(上海)有限公司 | ||||||||
| 住理工國際物流(上海)有限公司 | ||||||||
| 住理工天普汽車部件(上海)有限公司 | ||||||||
| 住理工山形株式 会社 | ||||||||
| 住理工松阪株式会社 | ||||||||
| 住理工模具(天津)有限公司 | ||||||||
| 住理工橡塑(無錫)有限公司 | ||||||||
| 住理工汽車技術研究(中国)有限公司 | ||||||||
| 住理工汽車部件(嘉興)有限公司 | ||||||||
| 住理工汽車部件(大連)有限公司 | ||||||||
| 住理工汽車部件(天津)有限公司 | ||||||||
| 住理工汽車部件(東莞)有限公司 | ||||||||
| 住理工汽車部件(蘇州)有限公司 | ||||||||
| 住理工津栄模具(天津)有限公司 | ||||||||
| 住理工科技(蘇州)有限公司 | ||||||||
| 住理工胶管(合肥)有限公司 | ||||||||
| Da Xing Ju Li Gong Rubber and Plastic Materials (Salt City) Co., Ltd. | ||||||||
| 東海 護謨工業株式会社 | ||||||||
| Tokai Chemical (Tianjin) Automotive Parts Co., Ltd. | ||||||||
| 東海橡塑技術中心(中国)有限公司 | ||||||||
| RICO (PTE) LTD | ||||||||
| Sumiriko Engineering Co., Ltd. | ||||||||
| Sumirico Creates Inc. | ||||||||
| Sumiriko Logitec Co., Ltd. | ||||||||
| Sumiriko Oita AE Co., Ltd. | ||||||||
| 株式会社大興R&T | ||||||||
| 環宇住理工汽車部件(天津)有限公司 | ||||||||
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National Institute of Advanced Industrial Science and Technology
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Names without a link are companies not yet registered in OpenBizGraph
§05
Network
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§06
History
Founded in Yokkaichi, Mie Prefecture as Showa Kogyo Co., Ltd.
Renamed to Kamata Choutai Co., Ltd.
Renamed to Tokai Gomo Kogyo Co., Ltd. under the Sumitomo Group.
Commenced operations at the Matsusaka Factory (now Matsusaka Office).
Listed shares on the Nagoya Stock Exchange (NSE).
Entered the automotive vibration-resistant rubber business.
Commercialized radiator hoses and fully entered the automotive hose business.
Commenced operations at the Komaki Factory (now Komaki Manufacturing Plant).
Renamed to Tokai Gomu Kogyo Co., Ltd.
Moved headquarters from Yokkaichi City to Komaki, Aichi Prefecture.
Commenced manufacturing of industrial large-diameter ultra-high-pressure hoses.
Initiated personnel development through on-site improvement activities and Foreman Training (F Training).
Entered the precision parts business for office equipment.
Completed the Technical Center (Komaki, Aichi Prefecture).
Established DTR Industries, Inc. (now SumiRiko Ohio, Inc.) in the United States as the first overseas branch.
Established the first branch in the Asia region (Thailand and China).
Established first European base in Poland.
Established TRI Technical Center USA, Inc. (now SumiRiko Technical Center America, Inc.) in the United States as the first overseas development center.
Established Tokai Rubber & Plastic Technology Center (China) Co., Ltd. (now Sumitomo Riko Automotive Technology Research (China) Co., Ltd.) in China as the first development center.
Established Sumitomo Riko FC Seal Co., Ltd., responsible for production of rubber seal components "Cell Gasket", in Komaki City, Aichi Prefecture.
Established Sumitomo Riko Yamagata Co., Ltd. as the first Tohoku region automotive vibration damping rubber production base in Yamagata City, Yamagata Prefecture.
Established Automotive New Product Development Center (now New Product Development Center) in Komaki City, Aichi Prefecture.
Established the "Sumitomo Riko-ISTEC Advanced Polymer Device Collaborative Laboratory" jointly with the National Institute of Advanced Industrial Science and Technology (AIST) in Tsukuba City, Ibaraki Prefecture.
Established SumiRiko Vietnam Co., Ltd., an automotive hose manufacturing company, in Vietnam.
Acquired and consolidated Dytech‑Dynamic Fluid Technologies S.p.A. (now SumiRiko Italy S.p.A.), an Italian automotive hose manufacturer, and Anvis Group GmbH (now SumiRiko AVS Holding Germany GmbH), a German automotive vibration damping rubber manufacturer, as subsidiaries.
Completed the training center "Unuma San Gakukan" in Kakamigahara City, Gifu Prefecture.
Renamed to Sumitomo Riko Co., Ltd.
Commenced mass production of rubber seal components "Cell Gasket" for fuel cell vehicle (FCEV) FC stacks.
Established Sumitomo Riko FC Seal Co., Ltd., responsible for production of rubber seal components "Cell Gasket", in Komaki City, Aichi Prefecture.
Established Sumitomo Riko Yamagata Co., Ltd. as the first Tohoku region automotive vibration damping rubber production base in Yamagata City, Yamagata Prefecture.
Established Automotive New Product Development Center (now New Product Development Center) in Komaki City, Aichi Prefecture.
Established the "Sumitomo Riko-ISTEC Advanced Polymer Device Collaborative Laboratory" jointly with the National Institute of Advanced Industrial Science and Technology (AIST) in Tsukuba City, Ibaraki Prefecture.
Established SumiRiko Vietnam Co., Ltd., an automotive hose manufacturing company, in Vietnam.
§07
News
Personnel Transfer Announcement
Sumitomo Riko participates in BASC booth at CEATEC 2026 for the second consecutive year
Sumitomo Riko Co., Ltd. will participate in the BASC booth at CEATEC 2026, which will be held at Makuhari Messe from October 13 to 16. Following the 2025 participation, the company will exhibit its products for the second consecutive year.
Cell culture bag exhibition supporting the future of food
Sumitomo Riko Co., Ltd. plans to exhibit cell culture bags at the II International Cell Ag Brazil Conference & III Conference on Alternative Proteins in Brazil from October 13-16, and at the Asia-Pacific Agri-Food Singapore in Singapore from October 27-29. This exhibition aims to promote cell farming technology that supports the future of food.
Sumitomo Riko High-Pressure Hose Adopted for Toyota Industries' Autonomous Forklift
Sumitomo Riko's high-pressure hose has been adopted for Toyota Industries' Rinova Autonomous self-driving forklift. Its durability and flexibility help save space.
Sumitomo Riko strengthens US plant and North American supply system
Sumitomo Riko invested approximately $4.6 million in its U.S. subsidiary SumiRiko Ohio's plant to increase production capacity. It is scheduled to start operations in August 2026, contributing to stable supply in the North American market and creating regional economic growth and employment.
Sumitomo Riko Implements Organizational Changes and Executive Transfers
Sumitomo Riko has carried out organizational changes effective August 1, 2026, establishing a new Global Industrial Sales Headquarters. Additionally, executive transfers were made for Mr. Katsuhisa Yano and Mr. Hirokazu Sakai, who assumed their respective positions. This aims to strengthen collaboration with automotive sales and overseas bases, promoting a global expansion strategy.
Sumitomo Riko debuts at Singapore International Food Forum
Sumitomo Riko Co., Ltd. will jointly exhibit with Integriculture at the international conference SIFF2026 held at the National University of Singapore. They will showcase cell culture bags that contribute to the stable production of next-generation foods.
Sumitomo Riko's New Material eAxle Cover Adopted in Lexus RZ
The eAxle cover made using Sumitomo Riko's new material has been adopted in the Lexus RZ for the first time, contributing to weight reduction and environmental impact reduction.
Sumitomo Riko's Dental Occlusal Force Meter 'Oramo2' First Adoption
Sumitomo Riko's dental occlusal force meter 'Oramo2' was adopted for the first time at a government-organized event during the Health Festa held in Akashi City, Hyogo Prefecture, contributing to raising health awareness.
Sumitomo Riko Expresses Support for TNFD Recommendations
Sumitomo Riko Co., Ltd. supports the recommendations of the Task Force on Nature-related Financial Disclosures (TNFD) and considers natural capital and biodiversity considerations as key management issues.
§08
Public records
National Tax Agency basic information6180001076207
Source: National Tax Agency Corporate Number Publication Site, basic three items
- Trade name
- 住友理工株式会社
- Trade name (kana)
- スミトモリコウ
- Name in English
- Sumitomo Riko Company Limited
- Corporation type
- 301
- Address
- 〒485-0831 愛知県小牧市東３丁目１番地
- Postal code
- 4850831
- Prefecture code
- 23
- City code
- 219
- Address outside Japan
- Prefecture in English
- Aichi
- City in English
- 1, Higashi 3-chome, Komaki
- Address outside Japan in English
- Corporate number assignment date
- 2015-10-05
- Update date
- 2025-10-14
- Change date
- 2025-10-01
- Registry closure date
- Reason for registry closure
- Successor corporate number
- Details of the change
- 令和７年１０月１日名古屋市中区丸の内三丁目１７番１３号住理工商事株式会社（1180001053383）を合併
- Latest record
- 1
- Excluded from search
- 0
- Processing type
- 71
- Correction type
- 0
- Trade name image ID
- Address image ID
- Sequence number
- 3648036
METI gBizINFO6180001076207
Source: gBizINFO (Ministry of Economy, Trade and Industry)
- Corporate number
- 6180001076207
- Trade name
- 住友理工株式会社
- Trade name (kana)
- スミトモリコウ
- Trade name (alphabet)
- Sumitomo Riko Company Limited
- Registry closure date
- Reason for registry closure
- Registered address
- 愛知県小牧市東３丁目１番地
- Postal code
- 4850831
- Prefecture
- 愛知県
- Prefecture code
- 23
- City or district
- 小牧市
- City code
- 219
- Street address
- 東３丁目１番地
- Organisation type
- 301
- Processing type
- 71
- Correction type
- 0
- Status
- Representative
- 執行役員社長 清水 和志
- Capital
- 12145000000
- Employees
- 4505
- Employees (male)
- 3635
- Employees (female)
- 870
- Business summary
- ■ 業界売上高 自動車用防振ゴム・ホースをはじめ、 産業用防振ゴム・ホース、ＯＡ・通信・電子機器部品分野の製品の開発・製造・販売を行っています。 ■ アメリカ・ヨーロッパ・タイ・中国・インドなどに拠点を持ち、グローバルな競争力も向上させています。
- Website URL
- http://www.sumitomoriko.co.jp/
- Year founded
- Business category
- E:製造業
- Date established
- Unified government qualification - grade
- Unified government qualification - business items
- Update date
- 2025-10-14
- Key information
- 6180001076207
§09
Sources & updates
DOMAINOwn domain：Yes
UPDATED2026-09-29 09:46 · Model: ggml-org/gpt-oss-20b