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Sumitomo Seika Chemicals Co Ltd
The Sumitomo Bldg.
4-5-33, Kitahama, Chuo-ku
Phone: +81 662208508p:+81 662208508 OSAKA-SHI, OSK  541-0041  Japan Ticker: 40084008

Business Summary
Sumitomo Seika Chemicals Co Ltd is engaged in the manufacture and sale of superabsorbent polymers, functional materials, and other products. The Company operates through two segments. The Superabsorbent Polymers segment manufactures and sells hygiene materials such as disposable diapers and sanitary products, as well as industrial materials including pet sheets and waterproofing materials for cables. The Functional Materials segment is engaged in the manufacture and sale of water-soluble polymers, emulsions, fine particle polymers, pharmaceutical products, functional products, electronics gases, standard gases, industrial chemicals, medical gases and chemical gases, as well as the design, manufacture and sale of gas generators (pressure swing adsorption type) for oxygen, nitrogen, hydrogen and other gases. The Company also engages in contract manufacturing of chemicals and other related businesses.

Scores and Ratings
FRISK®
Score
Z''
Score
PAYCE®
Score
DBT
Index
Moody's
Rating
Fitch
Rating
DBRS
Rating
YesYes-----

Financials, News and Filings
Latest
Statement
Last
Audit

News
SEC
Filings
Bankruptcy
Filings
Suit &
Judgment
Filings
Tax
Lien
Filings
9/30/20253/31/2025Yes----

Officers and Directors

Title

Name

Age
Title
Date
Start
Date
President, Executive President, Representative Director YoshiakiOda 64 6/23/2025 6/23/2025
Managing Executive Officer, Manager of Accounting and Planning, Manager of Sustainability Promotion KenichiroMachida 62 6/1/2025 6/1/2018
Managing Executive Officer, Director of Functional Materials, Director TakehiroToya 64 6/1/2025 1/1/2016
11 additional Officers and Directors records available in full report.

Business Names
Business Name
4008
Sumitomo Seika Chemicals Company, Ltd.

General Information
Number of Employees: 1,413 (As of 3/31/2025)
Outstanding Shares: 13,110,301 (As of 9/30/2025)
Shareholders: 14,815
Stock Exchange: TYO
Fax Number: +81 662208541


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Tuesday, February 3, 2026