Kyoritsu Alumi Co., Ltd.
Japanese manufacturer of housing and exterior building materials, including insulated entrance doors, bay windows, eaves, fences, and aluminum laminate products.
Last updated September 27, 2026
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Overview
Kyoritsu Alumi Co., Ltd. is a Japanese manufacturer of housing and exterior building materials headquartered in Nanto, Toyama Prefecture. The company began as a manufacturer of everyday goods and grew into a comprehensive producer of residential building materials and materials, according to its official website. Its product range includes insulated entrance doors, bay windows and eaves, exterior fences, and aluminum laminate materials. The company was founded in August 1970 (Showa 45) and is capitalized at 100 million yen. Its head office and factory are located at 10 Kudo, Nanto, Toyama. As of the company profile, it employs 146 regular staff and 48 non-regular workers, with a site area of 94,000 square meters and a building area of 46,000 square meters. The company is led by President Tadayuki Kiri. Kyoritsu Alumi positions itself around a challenge spirit and the creation of more comfortable living spaces, and it continues to develop new fields while leveraging its accumulated technical expertise.
History
Kyoritsu Alumi Co., Ltd. was founded in August 1970 (Showa 45) in what is now Nanto, Toyama Prefecture, Japan. According to its official website, the company started as a manufacturing plant for everyday goods and later grew into a comprehensive producer of residential building materials and materials. Over the years, it expanded into new fields, establishing a versatile production system that now spans housing materials to materials. The company has continued to leverage its accumulated technical experience and knowledge to propose original products. Its head office and factory remain in Nanto, Toyama, and it operates with a capital of 100 million yen. The company has renewed its website and announced executive personnel changes in recent years, indicating ongoing corporate activity.
Company founded
Website renewed
Notice regarding executive personnel changes
Products and positioning
A comprehensive manufacturer of housing and exterior building materials, driven by a challenge spirit and a commitment to creating more comfortable living spaces.
Insulated entrance doors
Bay windows
Eaves
Exterior fences
Aluminum laminate materials
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