About 2 Trademarks found that are owned by Seinan Kaihatsu Co Ltd

The mark consists of Japanese Kanji characters in black which show the name of the company in Japanese, above a design element in red, comprised of three trapezoids each having a curved upper base, a lower base and curved oblique sides, an outer triangle having curved sides, which is formed by the curved bases of the three trapezoids, and an equilateral triangle, which is located inside the outer triangle so that each vertex of the equilateral triangle is in contact with a curved side of the outer triangle at a middle point thereof.

The mark consists of Japanese Kanji character pronounced "YUUSAIKAN".