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

Since the construction-generated soil will be recycled on-site, the disposal costs for leftover soil and the costs for new purchases will be significantly reduced. 【Disaster Prevention】

• Special Construction Method

Supports loads from all directions with minimal components! All-in-one structure rubber bearing.

• Bridge Materials
• Bridge Construction

We also accommodate mesh patterns and sizes according to your requests, as well as products finished with hot-dip galvanizing and electroplating.

• Reinforcement and repair materials
• Paving Materials
• Secondary paving products

Bridge collapse prevention device based on the road bridge specification! Connecting cables with durability, cushioning, and flexibility.

• Bridge Materials
• Bridge Construction

Technology for extending the lifespan of bridge structures! Measures against bridge aging and the increase in the size of passing vehicles!

• Bridge Materials
• Bridge Construction

Achieving reduced construction costs and lightweight, compact design! Energy-absorbing bridge collapse prevention device.

• Bridge Materials
• Bridge Construction

Excellent in damping and absorption performance, demonstrating sufficient energy absorption capability even during large-scale earthquakes!

• Bridge Materials
• Bridge Construction

Exhibits excellent seismic performance! Viscous dampers with long-term durability and flow resistance.

• Bridge Materials
• Bridge Construction

[Free Giveaway] Numerous examples of bridge reinforcement methods using external cable systems are published!

• Bridge Materials
• Bridge Construction

Excellent technology and abundant achievements! The SEEE method F-type cable ensures safe and reliable tensioning, anchoring, and connection.

• Bridge Materials
• Bridge Construction

Compact arrangement is possible! Compatible with cable types made of various PC steel wires!

• Bridge Materials
• Bridge Construction

Applicable to both PC cable-stayed bridges and steel cable-stayed bridges! Selection of structure and anti-corrosion specifications is also possible!

• Bridge Materials
• Bridge Construction

No need for anti-corrosion work on-site! Stay cables for cable-stayed bridges with excellent weather resistance and durability.

• Bridge Materials
• Bridge Construction

Excellent corrosion resistance, workability, and fatigue strength! Cable for completely corrosion-resistant suspended structures using PC steel wire.

• Bridge Materials
• Bridge Construction

A glow-in-the-dark evacuation guidance sign with over 8 years of long-term weather resistance and a glow duration of more than 12 hours! Effective for disaster prevention measures such as nighttime ev...

• Road signs and road accessories
• Guidance Support Device

Based on years of experience, we propose windproof and dustproof facilities suitable for Hokkaido's harsh natural environment.

• Protective fence
• others

Increased visibility with the adoption of a diffusion lens! Large rotating warning light.

• Road signs and road accessories
• Road facilities

A wide range of road safety products featured!

• Road signs and road accessories
• Safety Supplies

Custom products with text insertion are also available!

• Information display device
• Road signs and road accessories

We handle a wide range of products for manhole cover safety, including "fall prevention ladders" and "hand grips" for entering and exiting.

• Inspection hatches, manhole covers, and ditch covers
• Other earthworks, foundation works, and exterior floors
• Road facilities

Forced snow melting with independently developed snow melting heater pipes! Roof snow melting system.

• Snow melting equipment
• Exterior snow melting equipment

We provide integrated production from design to manufacturing of high-performance and high-quality cylinders with advanced technology.

• Grating
• Crane and others

A wide variety of safety signs and safety equipment that can be used during disaster prevention training is available!

• Road signs and road accessories
• Safety and consumables

A wide variety of safety signs and safety products available for use in logistics and warehouse workspaces!

• Road signs and road accessories
• Safety and consumables

A wide variety of safety signs and safety products available for use in logistics and warehouses (on-site)!

• Road signs and road accessories
• Safety and consumables

A lineup of safety signs and safety products suitable for creating easy-to-understand and user-friendly parking lots!

• Road signs and road accessories
• Safety and consumables
• Car and bicycle parking facilities

A lineup of safety signs and safety equipment used around assembly lines and machinery in the factory!

• Road signs and road accessories
• Safety and consumables

Efficiently guide vehicles and people! A lineup of products used around factory entrances, exits, and reception areas.

• Road signs and road accessories
• Safety and consumables

A lineup of safety signs and safety equipment used in factory premises where vehicles and people interact!

• Road signs and road accessories
• Safety and consumables

A wide variety of safety signs and safety products that can be used in schools and on school premises are available!

• Road signs and road accessories
• Safety and consumables

More beautiful, more secure! Guardrail roll axis aimed at pedestrian safety.

• Road signs and road accessories
• Road construction

No need for foundation work or concrete! An easy-to-install access prevention fence that can be set up by one person.

• Gates, walls and fences
• Protective fence
• Pest and insect control products

Acquired JIS A 9401! Central separation zone block made from recycled plastic materials.

• Road signs and road accessories
• Secondary steel products

Supports both slopes and curves! Fall prevention fence made of domestically produced wood treated for anti-corrosion and anti-termite protection!

• Gates, walls and fences
• Protective fence

Snow poles with low thermal conductivity and reduced snow adhesion due to the use of fiberglass.

• Road signs and road accessories
• Road facilities

A slit groove that refreshes the image of side ditches.

• Gutters and U-shaped gutters

Each pier will share the seismic inertial forces!

• Bridge Materials
• Bridge Construction

Rust-free, lightweight aluminum; parts replacement and repair are also possible!

• Road signs and road accessories
• Safety and consumables
• others

One machine to handle various situations! Covers all scenarios.

• Road signs and road accessories
• Safety and consumables
• others

Lightweight, rust-resistant, and durable—three great features in one aluminum product!

• Road signs and road accessories
• Safety and consumables
• others

On-site manufacturing and pouring of soil-based pavement! Introduction to the construction and characteristics of Tough Coat.

• Exterior and paving materials <General>
• Paving Materials

Retrofit drainage pits for bridges and elevated sections to prevent splashing! Ultra-compact grating stopper.

• Grating
• others

Non-bouncing, non-detaching, powerful and compact! Easy to attach and detach anti-bounce fastener.

• Grating
• others

It can be installed in various locations where conventional mounting has been difficult, such as various edge blocks! Ultra-compact anti-flip brackets.

• Grating
• others

An information board that is easy to attach and detach, and can be relatively inexpensively produced with a display sign surface.

• Posts and Nameplates
• Road signs and road accessories
• others

Introduction of slip bars, tie bars, and welded wire mesh.

• Concrete curing material
• Paving Materials
• Secondary paving products