New proposal for access-challenged sites such as landslide areas! Contributing to initial response measures and labor-saving construction during disasters with three greening methods utilizing drones!
An environmentally friendly soil hardener made from fertilizers and edible materials! The hardened soil can be reused!
Estimating business to the NEXT level - Improving estimating accuracy and work efficiency.
A box culvert divided into a top slab component and a bottom slab component.
A simple structure with excellent construction performance for preventing bamboo from falling.
A large number of temporary piping for civil engineering works, concrete pumping pipes, etc. are featured! We propose optimization of temporary piping systems!
We are developing our business with the five hearts of "the heart of harmony, the heart of gratitude, the heart of service, the heart of improvement, and the heart of effort."
A foundation reinforcement construction system with low cost, high safety, and short construction period!
Solve the problems associated with road surface restoration work! There is no need to repeatedly perform temporary repairs like in conventional methods!
A pocket-type rockfall protection net designed to pursue "clear safety" through certification and verification by a public third-party organization, featuring high energy absorption.
Lightweight and compact, so transportation is smooth! Just cross and stack each layer!
A hybrid blow molding technology that combines blow molding and foaming techniques into a single molding process. It enables the production of lightweight, high-strength, and high-insulation molded products.
It helps secure evacuation routes during disasters as an emergency escape staircase and is useful for disaster prevention and mitigation measures.
For disaster prevention measures, such as securing evacuation routes during emergencies, as an emergency escape staircase. Can be retrofitted to retaining walls, riverbanks, and the walls of waterways!
The L-shaped JIS standard has been adapted to T-25 specifications and has a length of 2 meters. The foundation concrete part has also been precast, allowing for same-day restoration.
The "THE LAND+20" series with a 20-year warranty has arrived.
This is a newly developed standing sign that has been processed with countless holes, making it less likely to topple in strong winds and providing excellent visibility from the rear. Custom production is also available.
Construction evaluation improvement! Easy installation! Metal spacer for spraying 'CK Spacer'
The high-injection water stop method is a technique for locally stopping leaks in concrete structures that come into contact with water.
A ditch that can properly set the drainage slope and form a vertical rectangular flow section.
Less likely to clump! Short fibers for mortar spraying!
With Ritameito CJ, all issues related to joints and design are resolved.
High energy absorption type rockfall protection fence with small net deformation during rockfall capture.
Contributing to significant improvements in work efficiency and cost reduction in various fields that require high-precision positioning through the use of real-time data from electronic reference points! Also compatible with public surveying!
Introducing construction examples of mortar filling for long pipelines such as water supply, sewage, and gas lines.
By using a dedicated guide tube, reliability and safety are improved! Furthermore, it achieves a low impact on the environment.
Introduction of construction methods for safely excavating dangerous heights and steep slopes, as well as shaping embankments.
This is an embedded component for cast-in-place mortar construction, considering measures against salt damage, waterproofing, and red rust.
Temporary tanks are available for rent! Circular assembly tanks can be installed in a few days.
Simply hanging it up allows for easy dewatering and volume reduction of sludge water!
Environmentally friendly and structure-friendly! Concrete surface protection material using acrylic rubber.
It protects the base material from corrosive environments for an extended period.
Introducing a solution-type injection agent that allows for the differentiation between inorganic and organic using the same hardener.
It is a winding strainer with a high opening rate, resulting in low well loss, allowing for a large amount of water intake even with a small drop in water level!
This is a block that integrates the pedestrian walkway and apron. The surface is treated with anti-slip processing to reduce slip accidents involving people, bicycles, and motorcycles.
Vertical fences effective for a wide range of measures from avalanche prevention to avalanche protection.
Our appropriate welding technology enables functionality! A water storage tank that can be used for a long time.
Since it does not use a hydraulic winch, installation and removal are easy.
AI in all inspection processes.
During rockfall, a flexible structure rockfall protection fence method that allows for the absorption and dispersion of high energy, with maintenance and management being simple through just component replacement / applicable to railway and sediment control fields.
No need for a curing period! Easy material transportation! Excellent workability, allowing for a shortened construction period! Consideration for landscape is also achieved!
High-performance non-shrink grout material specialized for void filling! Being non-foaming, it suppresses volume reduction due to defoaming and bubble breakage after filling.
Injection of urethane-based and cement-based materials is possible! It enables a reduction in cycle time, improved cost-effectiveness, and enhanced workability.
Uniform quality of processed parts achieved through factory production! Custom-made waterproof sheets for box-cut parts.
Aluminum edge for asphalt pavement compatible edging material
Soil analysis of construction-generated soil. Soil analysis based on the Soil Contamination Countermeasures Act. Leave it to us. We can provide support services related to soil analysis.
- A testing machine that does not require reaction force for loading - Compact, lightweight, easy to operate, and labor-saving
Reduce the construction period and costs for rebar insertion work! We can accommodate double pipe drilling without the need for scaffolding.
Recommended for steep slopes and high-altitude work! Scaffold-free spider drilling method.
Geo-fiber construction method that ensures slope safety while considering the landscape.
Quickly transformable! A soil solidification agent for excavated soil that enables environmentally sustainable mud solidification treatment.
Quickly modifiable in a short time! Liquid-type excavation soil improvement and solidification agent that does not affect soil pH.
Anti-fouling, antibacterial, waterproof, and deodorizing! A surface coating agent that forms a catalytic membrane with easy application.
Introducing a hydraulic self-propelled roller that can be transported without using a winch.
Work can be done from a height of 4.5 meters! Work efficiency has significantly improved.
The industry's longest 30-year warranty! All ground risks reduced to zero! Guaranteed ground that is earthquake-resistant, environmentally friendly, and has high asset value.
This is a case study of the renovation work on the grounds of Jonan Junior High School in Kurume City, Fukuoka Prefecture.
This is a case study of the construction work for the sports field of Shogaku Gakuen School Corporation in Naha City, Okinawa Prefecture.
This is a case study of soil improvement work in the H22 Ageo Road planting project in Saitama City, Saitama Prefecture.
Improves drainage, prevents root rot, and promotes crop growth.
It contributes to the insulation and lightweighting of rooftop greening.
Lightweight and well-draining soil amendment.
Conditions for ground guarantee application, compensation limit amount, etc., same conditions as the 10-year guarantee.
We own large vacuum trucks and high-pressure cleaning vehicles! With proven technology and extensive experience, we provide reliable services.
A concrete pouring method that ensures durability by applying appropriate vibration to the solidified concrete and thoroughly compacting it!
Just by sprinkling and mixing it into the muddy water, the fluidity of the excess muddy water decreases and it becomes self-supporting.
We will revitalize the existing railing materials and make them look like new again with just surface treatment.
Rich experience and achievements! A variety of construction methods are featured, from design to construction and maintenance management!
Reduce the risk of concrete cracking and improve the durability of structures.
Listening to the messages from the earth...
Listen to the message from the earth and confront the pollution issue.
A stone installation device that can safely and quickly move natural stones of different sizes and shapes.
Compared to traditional metal or paper molds, they do not deform when struck during specimen preparation, and demolding can be done safely and easily.
This is domestically sourced native seeds used for natural restoration and greening.
Long-distance high elevation vegetation substrate spraying method targeting slopes with a vertical height of 80m or more, where market unit prices do not apply.
Free sample giveaway! Just apply it to prevent erosion, wear, and deterioration of concrete and other materials!
Significantly improved construction workability! A new sealing material that provides rubber processing technology know-how to civil engineering construction sites.
The technology of Riken protects the precious water of the northern regions from condensation and freezing.
Krapia is used both in Japan and abroad as a ground cover plant to replace grass and as a plant for environmental improvement, such as desert greening.
The Crosswave series has the highest void ratio! For rainwater runoff control and effective utilization of rainwater! Suitable for a wide range of facilities from large to small scale.
Super large box culvert with post-tensioned PC steel materials arranged in the top slab.
U-shaped side ditch with upper lid according to recommended specifications E-2 of JISA5372 Appendix E.
Circular waterway with continuous drainage ditches in the longitudinal direction.
L-shaped drainage ditch according to JISA5372 Appendix E recommended specification E-4 and JISA5371 Appendix C recommended specification C-1.
Large reinforced concrete drainage flume used for drainage channels according to the Agricultural Civil Engineering Association standards.
Concrete slabs that can be used for covers of ditches along roads and farm roads, as well as for crossings over waterways.
A plastic rainwater storage tank assembled by fitting together plastic components.
Precast box culverts made of prestressed concrete according to the recommended specifications of JISA 5373 by the National Box Culvert Association.
A truck scale that can be installed without a foundation if placed on a flat surface! Ideal for construction and civil engineering sites where relocation or repositioning is possible, rather than being permanently installed!
Vegetation substrate mat for retaining walls (slope frames). It is ideal for spring water measures, re-greening existing retaining walls, and areas where mechanical construction is difficult.
A strong net! The surface is free of protrusions and can be opened up as a square.
Due to the low amount of work, a shorter construction period is possible! A seismic reinforcement method that generates little noise, vibration, and dust.