We have released a 15-second commercial featuring KAⅡ Corporation.
NEWS & UPDATES
Kamiyama Residential Development (Miyakonojo City) is now available for sale.
Our latest catalog (brochure) is now available.（PDF）
KAⅡDesign & Work, Inc. is a construction company distinguished by its design excellence, superior build quality, and competitive market pricing. We operate across three core business divisions: Facility Management and Land Development, supporting landowners in maximizing the value of their properties; Multifamily Residential Construction; and Single-Family Home Construction, offering fully customized, design-forward homes.
Facility Development
View DetailsWe deliver customized land utilization strategies based on each property’s condition and the specific goals of landowners.
The KAⅡDesign & Work Facility Development Division, established in 2022, provides land use management, tenant leasing and placement, leasehold interest sales, and adaptive reuse of commercial and retail properties.
Leveraging strong relationships with landowners and our extensive industry network, we identify and secure tenants best suited to each site. From underutilized land to tenant attraction, we manage the entire process from strategy to execution.
For professional guidance on maximizing the value of your land, please contact us.
Multifamily Residential Construction
View DetailsWe provide fully customized apartment solutions designed to fit the unique size, shape, and conditions of your land.
Unlike standardized or template-based plans, our team creates site-specific designs that reflect local market demand and each owner’s goals. With a strong track record of delivering approximately 20 multifamily projects annually across Kyushu, our developments achieve consistently high occupancy and positive evaluations.
Even narrow or small lots can be effectively developed through our planning expertise and design-driven approach. If you have concerns about location or cost, we invite you to contact us for an initial consultation.
Residential Construction
We deliver high-quality homes with award-winning design, recognized by the 2020 Good Design Award, at competitive market pricing.
Fully Custom Homes That Bring Family Dreams to Life, Starting from the 10 Million Yen Range
Custom Home Design That Makes Dreams Possible at a Fair Price
Every family has a unique vision of their ideal home.
That’s why we believe in creating homes that allow your personal priorities and design preferences to truly come to life—all at fair, accessible market pricing.
High-Performance Homes with Superior Airtightness and Thermal Insulation
Homes by KAⅡ Builders utilize advanced insulation and airtight construction to eliminate unnecessary heat exchange with outside air, providing a comfortable living space with minimal temperature differences. By achieving high levels of airtightness and insulation, heating costs can be reduced by approximately half, while cooling costs can also be significantly lowered.
Building Homes with High Airtightness and No Gaps
By eliminating gaps and increasing airtightness, the comfort of everyday living is significantly improved. KAⅡ Builders’ high-airtight, high-insulation homes prevent outside air from entering even through invisible gaps, enhancing the overall thermal performance of the house.
View Details3 Core Concepts
The Core of Design: “Clean & Simple Plan”
The “Clean & Simple Plan,” composed of smooth rectangular forms, straight lines, and vertical elements without unnecessary irregularities, represents the foundation of residential design. The three-dimensional spaces created from this “Clean & Simple Plan” generate refined, highly designed living environments?qualities that cannot be achieved through irregular or fragmented planning approaches.
View DetailsA home is not something that ends once it is built?it is a place to live in for many years to come. At KA2 Construction, we provide a reliable after-support system to ensure long-term peace of mind.
We have established a comprehensive support system, including a 10-year free inspection program after completion, the Housing Defect Liability Insurance, which guarantees structural components and other essential parts for 10 years after construction, and a 20-year Ground Guarantee that covers damage caused by ground subsidence.
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