SUMITOMO QUARTERLY

Editorial Policy
Sumitomo Quarterly is a magazine whose mission is to ensure the values of the Sumitomo Group, with its history of over 400 years, continue far into the future. Every issue, highlighting a particular theme, presents the future-oriented initiatives of Sumitomo Group companies to help resolve the issues confronting society.

The latest issue, SUMITOMO QUARTERLY SPRING 2026 NO.184

Contents

Our Aspirations

Ria Anoku, Michiyo Suda
Sumitomo Wiring Systems

Fueling the Future with Hydrogen

Let’s talk!

Illustrator Miki Tanaka Visits Sumitomo Group

Chiba Factory
Sumitomo Construction Machinery

Crossing Borders

Mario Nakayama
Sumitomo Precision Products

Sumitomo’s Modern Development

News & Topics

Back Numbers

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