Niisatocho Kobayashi, Japan
Okawa Kaiun Yk is a construction company primarily focused on civil engineering projects. The company's main goal is to nurture talent and provide products that satisfy clients, while continuously contributing to the improvement of social infrastructure, regional living environments, and individual living conditions. Okawa Kaiun Yk received the Kaminrinouen certification in March 2026, was honored as a Safety Driver Manager in October 2025, participated in a Clean Campaign activity in August 2025, joined a Forest Volunteer activity in July 2025, and was recognized as an outstanding company for the fiscal year 2023. The company is located at 4-7 Kominato, Hoshino, Takasaki City, Gunma Prefecture, Japan, with the postal code 376-0124. Its phone number is 0277-74-8231 and fax number is 0277-74-2071.
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