Kuimaru is a renowned brand that specializes in manufacturing high-performance steel pipe piles. Established in 1973, it has become a leading manufacturer of Kuimaru® steel pipe piles, known for their exceptional quality and cost-effectiveness. With a cumulative shipment of 9.

5 million units since its launch in 1994, Kuimaru® has gained a reputation as the world's strongest steel pipe pile. In March 2016, Kuimaru expanded its production and distribution capabilities to the Kanto and Tohoku regions by establishing a manufacturing plant in Utsunomiya, Tochigi Prefecture. The company has also undergone a name change in December 2019, from Kimioka Tekko Co., Ltd.

With a commitment to environmental and product quality standards, Kuimaru has obtained numerous accolades and certifications, including ISO9001 and ISO14001. Learn more about their environmental and quality policies on their website. Kuimaru's production facilities are located in Utsunomiya, Tochigi, and Nara City, Nara, with various contact details provided for inquiries and online sales