Long-life Housing Component Standardization Promotion Council (CjK Council) Announces Roadmap at General Meeting; To Exhibit at JAPAN DIY HOMECENTER SHOW 2026
The Long-life Housing Component Standardization Promotion Council (CjK Council) has published a roadmap with a 2030 target. Furthermore, the lead company has transitioned from Sekisui House, Ltd. to Daiwa House Industry Co., Ltd., and the council will exhibit at the 62nd JAPAN DIY HOMECENTER SHOW 2026, scheduled for August 27–29, 2026.
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- 📰 Published: May 22, 2026 at 21:08
- 🔍 Collected: May 22, 2026 at 12:31
- 🤖 AI Analyzed: May 23, 2026 at 07:45 (19h 13m after Collected)
The Long-life Housing Component Standardization Promotion Council (CjK Council) announced its 2030 roadmap goals, including expanding its membership and product categories, at its general meeting. Additionally, the role of lead company has transitioned from Sekisui House, Ltd. to Daiwa House Industry Co., Ltd. The Council remains committed to activities that contribute to a richer residential lifestyle and the expansion of its member companies and the housing-related industry.
The Council will jointly exhibit with the Housing Industry Association at the 62nd JAPAN DIY HOMECENTER SHOW 2026 at Makuhari Messe in Chiba Prefecture, from August 27 to 29. The booth, themed 'Longer! More Comfortable! Appropriate Maintenance for Your Home!', will introduce efforts to standardize CjK components and provide maintenance demonstrations.
[Seeking New Members]
The Council is seeking new members to join in efforts toward housing longevity and a sustainable society. The Council promotes the standardization of dimensions and specifications to facilitate easier residential maintenance and component replacement. Residential manufacturers, building material and equipment manufacturers, and related organizations collaborate to prepare standards, conduct research, and perform outreach activities.
Benefits of Membership:
・Members can use the 'CjK mark' on brochures and websites.
・Compatibility of CjK component dimensions and shapes makes future maintenance easier.
・Participation in activities based on recommendations from the Ministry of Economy, Trade and Industry.
The Council will jointly exhibit with the Housing Industry Association at the 62nd JAPAN DIY HOMECENTER SHOW 2026 at Makuhari Messe in Chiba Prefecture, from August 27 to 29. The booth, themed 'Longer! More Comfortable! Appropriate Maintenance for Your Home!', will introduce efforts to standardize CjK components and provide maintenance demonstrations.
[Seeking New Members]
The Council is seeking new members to join in efforts toward housing longevity and a sustainable society. The Council promotes the standardization of dimensions and specifications to facilitate easier residential maintenance and component replacement. Residential manufacturers, building material and equipment manufacturers, and related organizations collaborate to prepare standards, conduct research, and perform outreach activities.
Benefits of Membership:
・Members can use the 'CjK mark' on brochures and websites.
・Compatibility of CjK component dimensions and shapes makes future maintenance easier.
・Participation in activities based on recommendations from the Ministry of Economy, Trade and Industry.
FAQ
What will happen to the managing company of Chodan Kyokai?
It will transition from Sumitomo House Co., Ltd. to Daiwa House Industry Co., Ltd.
What event will Chodan Kyokai participate in?
Chodan Kyokai will exhibit at the 62nd JAPAN DIY HOMECENTER SHOW 2026, held from August 27 to 29, 2026, at Makuhari Messe.
What are long-term use compatible materials (CjK materials)?
They are standardized materials designed to make the maintenance and replacement of house components easier.
What are the benefits of member companies using the CjK mark?
The CjK mark can be used in pamphlets and websites, and it serves as a trusted symbol of long-term use compatibility for residential materials, contributing to increased recognition.
What is the purpose of Chodan Kyokai's activities?
Chodan Kyokai aims to promote the standardization of materials, conduct research and surveys, and carry out dissemination and awareness activities to achieve the longevity of houses and a sustainable society.