"Join a stable environment where you can build a long-term career. Since our founding in 2003, Koushin-Tatsu has built a strong track record in road paving, sewage, and landscaping throughout Tokyo. With a steady flow of public projects, we offer job security and consistent work. We welcome applicants of all ages and backgrounds. Whether you want to restart your career or further sharpen your technical skills, we provide the right position and support for you. We look forward to your application."