BIG Timber from JAPAN
Experience the fusion of the latest CNC technology and traditional Japanese craftsmanship, creating world-class log and timber products. Sourced from the finest Japanese wood, our products embody unmatched precision and quality. Discover the elegance of Japanese timber, redefined.
Bigrock Arts & Crafts
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Akaiseizaisyo Corp.
Introducing superior Japanese timber and housing technology to the world.
Did you know that 70% of Japan's land is enveloped by lush forests?
Did you know that Japan is home to some of the world's largest trees?
And did you know that traditionally, a vast majority of homes in Japan are made with large-scale timber?
Discover products crafted from the finest materials, sourced from deep forests, and shaped by outstanding techniques refined over a long history.
About us
Bigrock- Canada’s leading log and timber builder with 30+ years of expertise—has partnered with Akai Seizaisho, Japan’s largest wood‑processing company, as the exclusive overseas distributor of its products.
Harnessing cutting-edge CNC technology, we achieve unmatched precision and productivity, while honoring the timeless art of handcrafted finishing and design.
Why Us?
Large-Scaled Timber
Crafted from massive trees with diameters over 1 meter, our large KD materials feature a unique drying system that ensures even drying from surface to core, preventing major cracks.
CNC & KD Eguipment
Utilizing proprietary drying technology, we uniformly dry the wood to a moisture content of 19% throughout, effectively minimizing long-term deterioration.
Bigrock
Design
Our artistic touches—from antiqued surfaces to bespoke design cuts and columns—ensure your home is truly one of a kind.
Our Materials
The Highest Quality Japanese Lumber. Boxed heart with a cross-section of up to 50 cm.
Japanese Cedar (Sugi) | 杉
The soul of Japanese architecture. Sugi is a time-honored structural material, prized for centuries for its beauty, workability, and durability. Its structural strength is not just a matter of tradition; it has been scientifically calculated and verified by engineers at the University of British Columbia, Canada, confirming its world-class performance and reliability.
Japanese Cypress (Hinoki) | 檜
A wood of sacred distinction. Revered for its use in ancient temples and palaces, Hinoki is a premium material known for its exceptional durability, natural resistance to decay, and unique, calming citrus-like aroma. Choosing Hinoki elevates a structure from a house to a sanctuary, infusing the space with a sense of purity and tranquility.
Engineered Wood
For architectural visions that demand exceptional scale and flexibility, we offer custom-engineered timber. By laminating layers of premium Japanese Cedar (Sugi), we create massive, high-performance beams and posts that enable expansive, open-concept designs while retaining the organic warmth and beauty of natural wood.
Live Edge Slabs
Functional art, sculpted by nature. Make a breathtaking statement with a one-of-a-kind live edge slab, perfect for countertops, tables, or feature pieces. These magnificent single planks, available in impressive widths of up to 1.5 meters, showcase the raw, untamed beauty of the tree. We invite you to explore our curated collection to find the unique piece that speaks to your vision.
Our Products
Log House
Custom-made with solid boxed heart materials up to 50 cm wide. Available in square and D-log modules.
Dovetail Log House
Crafted with dovetail notches and solid boxed heart materials up to 50 cm wide. Available in square and D-log modules.
Timber Frame House
In Japan, 80% of homes are built with timber frames. Experience the harmony of Japanese technology and Western design.
Our Services
Digital Design and Engineering
Our experienced team will design and engineer based on clients' plans and specifications.
Global Logistics & Delivery
We arrange transportation from Japanese ports to the port nearest your site.
On-Site Expert Support
On-site setup support is available upon request.
Bespoke Design & Architectural Details
Bring your unique architectural vision to life. We offer a range of optional design elements, from classic Victorian and Colonial styles to the intricate beauty of Gothic and Art Nouveau. We also craft custom details such as dramatic arched cuts in log walls or magnificent medieval-style columns and beams.
Artisanal Antiquing
For those seeking a unique aged wood aesthetic, our specialized process transforms new wood into a beautifully antiqued finish. Our products are brushed, painted, distressed, polished, and stained to perfection.



























































