List of 砕石 products
46～90 item / All 497 items
Original decorative gravel made from wool materials! A diverse lineup of products.
- Aggregates and crushed stone
For the improvement of environment, safety, economy, quality, and recyclability!
- Special flooring/indoor and outdoor
- Other flooring materials
We introduce a wide variety of "landscaping materials," ranging from gravel and crushed stone to landscaping tools.
- Landscaping materials
![[Ground Improvement Work] Natural C...](https://image.www.ipros.com/public/product/image/84d/2000364267/IPROS6700915586412269042.GIF?w=280&h=280){kind=small}
Equipped with "Piston Bubble" technology! Weak ground can be improved more reliably, quickly, and cheaply.
- Ground foundation construction method
Mixed lightweight soil is a construction method that involves mixing lightweight super soil with generated soil and other materials. The mixing ratio can be calculated based on the upper limit of unit...
- Lightweight embankment material
An ecological and economical ground reinforcement method that supports with a surface using reinforced bodies made of crushed stone!
- Ground foundation construction method
- Ground improvement
- Reinforcement and repair materials
Yellowish crushed stone. Calm color tone.
- Garden stones, sculptures, fountains, ponds
Two-layer structure using No. 6 crushed stone! Efficiently allows rainwater to permeate into the subgrade.
- Civil Engineering Method
Low-cost mud prevention = crushed stone (RC40) paving
- Paving Materials
- Pavement construction
We sell high-quality sand, crushed stone, and other materials suitable for various uses.
- Earthworks
- Pile and foundation work
- stone
We are focusing on the crushed stone industry, as well as civil engineering and real estate development!
- Other earthworks, foundation works, and exterior floors
As an intermediate processing facility for construction waste, we accept "concrete debris and asphalt debris."
- Aggregates and crushed stone
- Dismantling and moving
- Earthworks
Total plan for long-pile artificial grass! We will propose solutions tailored to your needs.
- Pavement construction
- Paving Materials
- Paving of sidewalks, roads, parking lots and stadiums
A urethane screen suitable for dry and wet classification or washing and dewatering of crushed stone, ore, etc.!
- Water Treatment Plant
Suppressing the effects of liquefaction! The impact of differential settlement can be minimized.
- Ground foundation construction method
- Special Construction Method
- Earthquake-resistant construction method
Providing consistent services from design, production, construction to maintenance.
- Steel structure construction
- Other civil engineering works
- Surveying
It is possible to create a stable quality crushed stone pit without collapsing the excavated hole, even in weak ground with groundwater!
- Ground improvement
Recommended weed control sheet for reducing maintenance of unused vacant lots and demolition sites that have not been used for a long time! Effective against weeds under crushed stone.
- Civil Engineering Sheet
What is generated on-site is reused on-site, reducing the burden on the environment.
- others
It has high drainage performance, high shear resistance due to the interlocking of crushed stones, and excellent seismic performance!
- Foundation construction
![[Maintenance Work Example] Parking ...](https://image.www.ipros.com/public/product/image/975/2000807222/IPROS40958071526983156375.png?w=280&h=280){kind=small}
Avoiding weekdays, work was carried out on Saturday! An example of repairing a parking lot with an area of 30m x 30m.
- Maintenance work
We are incurring disposal costs for topsoil treatment," "The distance between the raw stone mountain and the factory increases transportation costs," "We will resolve the clogging and delays at the pl...
- Foundation construction machinery
Achieving overwhelming drainage performance! It demonstrates its capabilities sufficiently over a long period even under harsh conditions!
- Other civil engineering services
2025 Good Design Award" winner! Mitsuba Drain has also been selected as "My Chosen Item.
The announcement of the 2025 Good Design Award (organized by the Japan Design Promotion Association) was made on October 15, 2025. This time, Nihon Doren Co., Ltd. received two Good Design Awards. Additionally, the focused drainage pipe "Mitsuba Doren" was selected for the special selection "My Chosen Item" by the Good Design Award judging committee. It has been highly evaluated as an excellent design that merges traditional wisdom with modern technology.
I am always discovering new possibilities.
- Aggregates and crushed stone
- Other construction services
- stone
Acquired technical evaluation certification! Measures against functional decline are also thorough with the transport pipe designed to prevent clogging!
- Rainwater infiltration facilities
Prevents lifting without damaging the manhole!
- Special Construction Method
- Ground foundation construction method
- Rainwater infiltration facilities