List of Road, bridge and tunnel materials products

Clear visibility with transparent glass! Recommended for store and building entrances.

• Disaster prevention fittings
• Entrance/Exterior Doors

A mechanism that absorbs energy and reduces cross-sectional forces! Applicable to both new bridges and seismic reinforcement of existing bridges.

• Bridge Materials
• Bridge Construction
• Earthquake-resistant construction method

Adopted at Fukaya Terrace Park! This environmentally friendly paving material excels in permeability and water retention, combining durability and aesthetic appeal. It is also suitable for SDGs initia...

• Exterior and paving materials <General>
• Paving Materials

This is a high-strength one-sided bolt that can be fastened on one side in areas where standard high-strength bolts cannot be installed. It is certified by the Minister of Land, Infrastructure, Transp...

• Bridge Materials

This is a tapping type one-sided bolt with a unique screw shape that firmly adheres to the base material, providing high joint strength. There is also a thicker diameter of φ16mm available.

• Bridge Materials

This is a catalog of piezo sensors using piezoelectric materials and piezo films that can be easily tested for research and development purposes, including a specification and price list.

• Bridge Materials

Protects important cables from cuts, impacts, and flames. A sheet with toughness approaching that of metal and high water resistance.

• Protective fence

Install fins on the cross-section of a typical floating dock! A simple and highly effective structure that reduces swaying!

• Bridge Materials
• Other services and technologies

"Cars are coming out, please be careful." In narrow areas and for general vehicle entry and exit! A buzzer will sound!

• Information display device
• Road signs and road accessories

Introduction of a device that displays warnings for vehicles passing through underpasses during flooding!

• Information display device
• Road signs and road accessories

Flashing with AC100V input - easy! Please use it to support the safe operation of on-site vehicles!

• Road signs and road accessories

Watch out for oncoming vehicles and pedestrians! The adoption of motorless LED rotating lights has eliminated motor failures!

• Information display device
• Road signs and road accessories

For outdoor information display such as advertisements, announcements, warnings, and awareness campaigns! Please use it to support various applications!

• Information display device
• Road signs and road accessories

"Vehicles are departing, please be careful." Ideal for large vehicles! Equipped with a motorless LED rotating light!

• Information display device
• Road signs and road accessories

The compact type is suitable for limited installation spaces! The LED display type has excellent visibility!

• Information display device
• Road signs and road accessories

It is possible to play audio through the indicator light! We will introduce examples of successful cases in branches and offices!

• Information display device
• Road signs and road accessories

Fixed flashing display of the 4 characters 'Water Gate Closure'! 288 pieces of 5φ shrapnel-type LED (orange) with a specification of 8000mmcd!

• Information display device
• Solar power generation
• Road signs and road accessories

Significantly reduce the time required for fence connection work! Introducing a safety fence specifically designed by a fence specialty manufacturer.

• Protective fence

Responding to animal intrusion patterns! Achieving both safety on highways and the protection of wildlife simultaneously.

• Protective fence

Measures to prevent small animals from entering the road! Introducing a small protective fence that does not obstruct drainage functions.

• Protective fence

Excellent corrosion resistance, durability, and scratch resistance! Environmentally friendly steel pipes that achieve long service life even in harsh conditions!

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

Would you like to discover high value-added products for new markets and applications using one of the leading asphalt board manufacturing lines and sheet molding lines in the country?

• Modified asphalt sheet
• Paving Materials
• others

Glows in the dark! Combines design and anti-slip features. Achieves high durability with wear-resistant polyurethane sheets! Custom designs available from just one piece.

• Safety and consumables
• Disaster prevention supplies
• Road signs and road accessories

Diagnosis of corrosion damage at ground level for signal poles, sign poles, lighting poles, etc.!

• Road signs and road accessories

We contribute to reducing life cycle costs for infrastructure preventive maintenance such as bridges and pedestrian overpasses.

• Bridge Materials

A rockfall protection fence construction that excels in workability and cost-effectiveness compared to conventional methods!

• Protective fence
• Disaster prevention fittings
• Disaster prevention supplies

Introducing the RPE-G (NETIS registered) "multi-functional" friction-type steel pipe expansion lock bolt!

• Work tools
• Tunnel Materials

No electricity needed, stores light during the day and glows at night! Demonstrates its power during disasters.

• Road signs and road accessories

No need to choose a location! Universal type evacuation exit guide sign with mounting aluminum frame.

• Road signs and road accessories

The charm of the SL soil sand pavement (wet method) lies in its kindness and strength.

• Paving Materials
• Special Construction Method

Consideration is given to make the road width feel wider! By incorporating surface slits, drainage functionality is improved.

• Gutters and U-shaped gutters

Shortened construction period! Drainage between blocks has become possible, eliminating the need for the construction of drainage ditches.

• Tunnel Materials
• Tunnel construction
• Retaining wall

Connection with bolts is possible! It has a structure that can absorb the installation extension of the catch basin position up to 5 cm front and back.

• Tunnel Materials
• Tunnel construction
• Various blocks

Maintains durability, water tightness, and driving safety for a long period of time with performance in accordance with the road bridge specification. Also available in a snow load region compatible t...

• Road facilities

We will respond to pipes that are "hard to find and causing trouble" or "given up on" through our network of partner companies! Custom sizes are available, from one piece to large lots.

• Tunnel Materials

[Cost Reduction Proposal] A must-see for design and development personnel struggling with soaring "steel prices"! Achieve cost reduction by thinning the pipes.

• Tunnel Materials
• Tunnel construction
• Pipeline Construction

By collaborating with partner companies, we can accommodate a wide range from φ10 to 400 and t0.2 to 3.0! We accept orders from one piece to large lots, even for custom sizes!

• Tunnel Materials
• Tunnel construction
• Pipeline Construction

Prepared for emergencies!! Also usable in critical situations!! Can be charged with solar power using a solar panel (sold separately).

• Photocatalysts and various wall materials (exterior and interior walls, etc.)
• Gutters and U-shaped gutters
• Natural paints (water-based, ink, etc.)

ISO 9001 certified! Listed in NETIS! Achieving strength durability, safety, and cost-effectiveness.

• Paving Materials

Protecting a livable environment! Installing sound-absorbing and soundproofing products with high design and maintenance qualities.

• Road facilities
• Road construction

In case of an emergency, minimize damage! Contributing to traffic safety through the installation of protective fences.

• Protective fence
• Road construction

Installed in a position that naturally catches the eye of road users! Installation work that fully considers visibility.

• Road signs and road accessories
• Road construction

Automatic snow melting with pinpoint far-infrared from high places! We solve snow-related issues at railways, vehicle depots, station buildings, platforms, outdoor stairs, and more!

• Snow melting equipment

Automatic snow melting with pinpoint far infrared from high places! Easily solves common snow-related troubles in logistics facilities.

• Snow melting equipment

A new snow melting solution that meets the snow melting needs of forklift pathways and truck yards! Construction can be completed in as little as one day, with energy-saving operation through automati...

• Snow melting equipment

Immediate effects on winter safety measures and improvement of the work environment! Prevents snow accumulation and freezing. Construction can be completed in as little as one day.

• Snow melting equipment