List of Prefab products
- classification:Prefab
46~90 item / All 201 items
Color simulation feature available! Custom unit house creation is also possible upon request.
- container
- Outdoor storage, living room, and veranda unit
- Prefab
It is a cable entry system that reliably protects people and equipment with electrical safety.
- Prefab
Ideal for on-site storage of materials, supplies, and equipment!
- Prefab
Not only do we handle product manufacturing, but we also conduct various machine tests in-house, contributing to reduced lead times and quality assurance for our customers' piping designs!
- Steel
- Prefab
- stone
We manufacture welded pipe fittings from clad steel plates made by bonding two types of materials to meet your requirements.
- Steel
- Prefab
- stone
The core material of the wall panel is made of rigid urethane! It guarantees excellent insulation and soundproofing, ensuring livability.
- Prefab
We can perform special coating on pipe fittings according to customer requests.
- Special Construction Method
- Prefab
- others
At Benkan Kiko, we manufacture welded pipe fittings made of duplex stainless steel.
- Prefab
- others
- stone
For the quality of welded pipe fittings (welded joints), trust Benkan Kiko.
- Rock drills, demolition machines, and excavators
- Non-destructive testing
- Prefab
Using stainless steel piping for fire protection systems offers many advantages!
- Fire extinguishing equipment
- Prefab
- others
Usage is free! Enjoy a refreshing indoor space with the forest bathing effect of 100% wood from CLT!
- Prefab
- Temporary Construction Materials
- Office furniture
Experience a refreshing space with the abundant "forest bathing effect" of wood! Why not actually experience a high-functional space made of solid wood?
- Prefab
- Temporary Construction Materials
- Office furniture
Eco & clean system that considers the environment! Safe and quick simple house.
- Photovoltaic power generation system (solar system, energy-saving housing, electricity sales business)
- Solar System Solar Module
- Prefab
A long-selling product that enables flexible design and construction. Please feel free to consult us about the plan.
- Prefab
It also accommodates quasi-fireproof buildings, achieving a high level of quality and design flexibility.
- Prefab
Design and construction tailored to the purpose is possible. We will make various proposals according to our customers' requests.
- Prefab
We also offer short welded steel pipes, including pre-processing.
- Railway Construction
- Prefab
- stone
Are you aware of the garage house built using the CFS method as a new land utilization proposal for all landowners?
- Prefab
- Special Construction Method
A rental garage house using the newly focused construction method "CFS method" that can counter the wood shock! Comprehensive support for owners, including "tenant placement" that makes them happy.
- Prefab
- Special Construction Method
For inquiries or consultations regarding prefabricated houses, please feel free to contact us.
- Prefab
- Architectural design office
For alloy steel fittings for piping, please inquire with Benkan Kiko, the number one in domestic performance.
- Prefab
- others
- stone
We have uploaded an introduction page about alloy steel fittings for piping.
At Benkan Japan, we leverage our long-standing sourcing experience in material procurement to provide our customers with high-quality alloy steel fittings for piping that they can use with confidence. We assist with the design of your plant piping. For more details, please check the related product page.
As a manufacturing example, we would like to introduce a large-diameter plated product (hot-dip galvanized) manufactured for air conditioning equipment piping.
- Railway Construction
- Prefab
- stone
We have accommodated the delivery of Super 9Cr (F91) high alloy steel pipe fittings in about two months!
- Prefab
- others
- Fittings
At Benkan Kiko, we are capable of manufacturing various shapes of special products thanks to our long-established expertise in joint manufacturing. This time, we would like to introduce one such examp...
- Prefab
- others
- Fittings
Total support for creating valuable spaces, from planning design, structural calculations, various applications, manufacturing, to construction!
- Prefab
Are you struggling with outsourcing the manufacturing of piping prefabs and welded structures, or feeling burdened by management? We can solve that problem!
- Joints between components
- Prefab
- others
For cost reduction in prefabs, trust Benkan Kiko! Leave it to us for prefabs under the Electric Utility Industry Law and the Gas Utility Industry Law.
Are there any customers struggling with outsourcing prefabrication of piping? At Benkan Kiko, we utilize our advanced welding technology to undertake prefabrication work as well. We are capable of performing welding related to regulations, allowing us to meet customer needs through the integration of material purchasing and prefabrication! For more details, please contact our offices. Sales Headquarters Tokyo Office TEL: (03) 3777-1521 / FAX: (03) 3777-1567
We will manufacture custom-made stub ends!
- Fire extinguishing equipment
- Prefab
- others
We would like to introduce special products of welded pipe fittings.
- Prefab
- others
- Fittings
Welded steel pipes made of steel plates can be manufactured without lot restrictions and in random lengths. We also accept assembly of prefabricated piping.
- Special Construction Method
- Prefab
- others
This is the steel frame version of the custom-made Matelan toilet, which is well-known.
- Outdoor toilet unit
- Prefab
- Unit and other construction

RC unit toilet for factories and workshops - Materan Toilet
For those considering the installation of restrooms for employees and customers At Toyo Materan, we can accommodate your requests for plans and exterior designs according to your budget. - Features of Materan Toilets These are prefabricated toilets that are nearly fully completed in the factory and delivered to the site as finished products, resulting in an extremely short construction period on-site. They are also made of wall-type reinforced concrete, offering excellent durability and weather resistance. - Advantages of Custom-Made Solutions We can provide the ideal restroom tailored to your preferences regarding appearance, specifications, layout, and budget. - Full Unit Method with Completed Water Supply and Drainage Equipment The completed unit manufactured in the factory allows for an "overwhelmingly short construction period on-site." This significantly reduces the burden on business owners and employees. For more details, please refer to the PDF or feel free to contact us. *Prefabricated Method This construction method involves manufacturing part or all of the building components in a factory and assembling or installing them on-site. While it may evoke images of delicate temporary structures, our RC toilets also fall under the definition of prefabricated construction.
In case of emergencies, we will support the creation of future towns to ensure "safety and security" and to be environmentally friendly.
- Outdoor toilet unit
- Prefab
- Unit and other construction
It is possible to produce high quality at low cost! We are focusing on the production of custom metal fittings for wooden non-residential buildings.
- Other construction services
- Prefab
Eco-friendly, circular toilets that utilize recycled wastewater and are also designed to respond to disasters.
- Outdoor toilet unit
- Prefab
- Unit and other construction
Corresponding to the River Law! A toilet designed for loading and unloading in case of emergency.
- Outdoor toilet unit
- Prefab
- Unit and other construction
No electricity, water supply, or drainage. Collaboration with a bio-toilet.
- Outdoor toilet unit
- Prefab
- Unit and other construction
We create various spaces that are custom-made and friendly to both people and the environment.
- Outdoor toilet unit
- Prefab
- Unit and other construction

RC unit toilet for factories and workshops - Materan Toilet
For those considering the installation of restrooms for employees and customers At Toyo Materan, we can accommodate your requests for plans and exterior designs according to your budget. - Features of Materan Toilets These are prefabricated toilets that are nearly fully completed in the factory and delivered to the site as finished products, resulting in an extremely short construction period on-site. They are also made of wall-type reinforced concrete, offering excellent durability and weather resistance. - Advantages of Custom-Made Solutions We can provide the ideal restroom tailored to your preferences regarding appearance, specifications, layout, and budget. - Full Unit Method with Completed Water Supply and Drainage Equipment The completed unit manufactured in the factory allows for an "overwhelmingly short construction period on-site." This significantly reduces the burden on business owners and employees. For more details, please refer to the PDF or feel free to contact us. *Prefabricated Method This construction method involves manufacturing part or all of the building components in a factory and assembling or installing them on-site. While it may evoke images of delicate temporary structures, our RC toilets also fall under the definition of prefabricated construction.
We will respond to various containers, from general specifications to special specifications such as E-HOUSE, in a short delivery time.
- Prefab
At Benkan Kiko, we can accommodate various types of "hardness tests."
- Prefab
- others
- Fittings
[Construction Site Exclusive] Rental Available, Comfortable Space with a Ceiling Height of 2.38 Meters, Connectable and Two-Story Capable "Unit House" FLEX-H
- Prefab
Prefabricated houses for factories, warehouses, and offices [TOWN21-R] [Town Ace]
- Construction company
- Prefab
- Imported houses and log houses
Prefab house available for rent
- Equipment leasing and rental
- Prefab
A low-cost building that combines the strength of heavy steel frame construction with the lightness of light steel frame construction. A system house that reduces the amount of steel used by 40%, bala...
- Construction company
- Store construction
- Prefab
We are capable of manufacturing ultra-large diameter welded pipe fittings exceeding 48 inches (1200A).
- Railway Construction
- Prefab
- stone
Benkan Kiko Pipe Welding Fittings Extra Large Diameter Products
At Benkan Kiko, we also manufacture fittings that are even larger than standard large-diameter fittings. For details, inquiries, or questions, please contact us through the "Contact Form" below or reach out to your respective office. Sales Headquarters ■ Tokyo Office TEL: (03) 3777-1521 ■ Osaka Office TEL: (06) 6482-1851
At Benkan Kiko, we offer services such as strength analysis using FEM (Finite Element Method).
- Prefab
- others
- Fittings

We have started a contracted analysis service for FEM (Finite Element Method).
Benkan Kiko has started offering services such as strength analysis using FEM (Finite Element Method). For more details, please check the introduction page. * A YouTube video of "FEM Analysis Sample of Joints" is also available.
Realizing labor-saving and high reliability in low-voltage wiring construction.
- Water and sewerage pipe fittings
- Prefab