List of Road, bridge and tunnel materials products

100% recycled gypsum derived from waste gypsum boards is reused as raw material, achieving effective carbon neutrality during manufacturing!

• Gypsum board and moldings

Developing equipment and technology for air conditioning, water supply and drainage, and kitchen drainage!

• Air conditioning equipment
• Water Treatment Plant
• Water supply facilities

Achieving rapid construction of temporary roads! Simple temporary road materials suitable for use in rice fields.

• Paving Materials

Adopting "precast invert" for countermeasures against slab heave in heavily trafficked mainline tunnels!

• Tunnel construction
• Tunnel Materials

Born from over 100 on-site construction achievements! Introducing a high-performance, expandable resin grating.

• Grating

The lifespan of the materials is prolonged! Prevents the occurrence of cracks caused by loads, which is a weakness of concrete.

• Bridge Materials
• Ready-mix concrete

Improved safety due to a reduction in unstable offshore operations! Prevention of salt damage and initial defects caused by seawater intrusion.

• Bridge Materials
• Coastal construction
• Bridge Construction

Introducing prestressed concrete bridges using fly ash!

• Bridge Materials
• Concrete admixture
• grout

Lightweight, strong, and flexible. Suitable for installation in mountainous areas, curved sections, and steep slopes.

• Gutters and U-shaped gutters

Properties that are resistant to chemicals such as acids and alkalis! Easy to transport and install manually.

• Gutters and U-shaped gutters

Lightweight and slim! The high durability of high-strength concrete enables the long lifespan of bridge girders!

• Special Construction Method
• Bridge Construction
• Bridge Materials

Take pictures of cracks with a camera and measure them on a computer! Crack recording system!

• Bridge Materials
• Measurement and Inspection

A case that considers a structure and specifications that allow for safe cleaning and inspection, along with the installation of stairs for elevation.

• Other construction services
• Open staircase
• Protective fence

Essential for cold areas! Can be used in places that require snow and wind protection, such as multi-story parking lots and factory loading docks.

• Snow melting equipment
• Waterproof sheet

Suppress corrosion caused by residual particles and maintain corrosion resistance! Introducing our stainless steel grit.

• Bridge Materials
• others

Excellent casting technology and reliable quality control. We offer a wide variety of protective fences and handrails for vehicle boundaries on sidewalks.

• Protective fence

No cables needed, connect as many devices as you want! We solve your concerns about installation location, distance, and number of devices.

• Information display device
• Road signs and road accessories

A portable type that can be set up anywhere! The cable-free connection dramatically changes the operation of portability.

• Information display device
• Road signs and road accessories

Ideal for 2-ton vehicle class regulated vehicles! LED display device that performs well in highway regulations.

• Information display device
• Road signs and road accessories

Increased visibility on a large screen! Additional display patterns that can be used immediately at disaster sites and affected areas!

• Information display device
• Road signs and road accessories

Equipped with a large-capacity battery that operates for "more than 10 consecutive days"! Features casters to reduce the burden on operators.

• Information display device
• Road signs and road accessories
• Solar System Solar Module

2-in-1 with a 300mm signal light and a 350mm square LED display! Multiple units can display different messages in sync.

• Information display device
• Road signs and road accessories
• Solar System Solar Module

Integrating boundary blocks and street gutters! Also producing weed prevention block types to prevent the growth of vegetation on the pedestrian and vehicle side.

• Concrete block, ALC panel, extrusion molded cement board construction
• Road facilities
• others

Excellent weather resistance, ozone resistance, and aging resistance! Jointing method to prevent the use of joint material and misalignment of joints.

• Concrete block, ALC panel, extrusion molded cement board construction
• Road facilities
• others

The protruding rebar comes with threading! You can install the rebar after setting up the L-shaped block.

• others
• Concrete block, ALC panel, extrusion molded cement board construction
• Road facilities

The opening can be square, rectangular, or circular! The main body comes with an insert for hanging.

• Grating
• others

A catalog featuring a wide variety of landscape products for paving that match various needs and applications.

• Concrete block, ALC panel, extrusion molded cement board construction
• Exterior and paving materials <General>
• Paving Materials

We offer a variety of colors and textures!

• Concrete block, ALC panel, extrusion molded cement board construction
• Exterior Materials
• Paving Materials

High-strength water-retaining greening blocks suitable for large vehicles are used in the parking lot!

• Concrete block, ALC panel, extrusion molded cement board construction
• Exterior and paving materials <General>
• Paving Materials

High-strength water-retaining greening blocks suitable for large vehicles are used in the parking lot!

• Concrete block, ALC panel, extrusion molded cement board construction
• Exterior and paving materials <General>
• Paving Materials

High-strength water-retaining greening blocks suitable for large vehicles are used in the parking lot!

• Concrete block, ALC panel, extrusion molded cement board construction
• Exterior and paving materials <General>
• Paving Materials

Heat retention of the pavement is suppressed, reducing radiant heat from the pavement! Heat-insulating paving blocks.

• Concrete block, ALC panel, extrusion molded cement board construction
• Exterior and paving materials <General>
• Paving Materials

The appearance of the pavement changes depending on the time and season! Pavement blocks with irregular slits engraved.

• Concrete block, ALC panel, extrusion molded cement board construction
• Exterior and paving materials <General>
• Paving Materials

A comprehensive listing of products necessary for construction work!

• Road signs and road accessories
• Work tools

We have a wide variety of safety signs and traffic cones available!

• Road signs and road accessories
• Work tools

Products that meet the demands of the times. We contribute to creating a comfortable and beautiful road environment under higher safety standards.

• Protective fence

Introducing a system for tunnel construction that allows for blasting and rock bolt drilling!

• Tunnel construction
• Tunnel Materials
• others

No need for a break-in period; ready for immediate use! A Kseal ring that alleviates impact on tires and wheels.

• Road facilities

This is a basic model with easy installation that expands the range of applications.

• Car and bicycle parking facilities
• Road facilities
• Other park materials

A high-sense model that creates a beautiful form and high-quality landscape.

• Road facilities
• Other park materials
• Safety and consumables

This is a standard model that boasts high strength and durability with a high level of trust.

• Road facilities
• Safety and consumables
• Other park materials

Industry first! Fire safety certified product with tape.

• Road signs and road accessories
• Emergency/display lighting equipment
• Guidance Support Device

Significantly improves nighttime visibility and is highly effective in guiding the line of sight. The main body is made of recycled rubber, making it an environmentally friendly product.

• Road facilities
• Tunnel Materials
• Road construction

[New Product] "Floating" bollard that can be used during flood evacuations - "Float Bollard" EPS60K/EPS80K

• Road facilities
• Car and bicycle parking facilities
• Other park materials

30% weight reduction! Insulation performance is equivalent to that of conventional insulation eco sheets!

• Concrete curing material
• Bridge Materials
• Bridge Construction

This is a new drainage ditch that has been examined from various angles based on the conventional drainage holes!

• Gutters and U-shaped gutters
• Rainwater infiltration facilities

This is a drainage channel specifically designed for artificial turf that utilizes permeation technology!

• Drainage and ventilation equipment
• Gutters and U-shaped gutters
• Rainwater infiltration facilities