日窓 Company Profile

For all your needs regarding steel doors and windows, architectural hardware installation, sales, and management, trust our company!

Our company specializes in the construction of sash work, shutter work, glass work, entrance and window renovation work, and exterior work. We hope to make your daily life even richer and more convenient through our proposals. Additionally, we also handle the construction and management of building sash, front sash, and automatic door work, as well as the sale and installation of fabricated metal products.