We repair and service all types of construction equipment, including excavators, bulldozers, wheel loaders, rollers, and road machinery—regardless of manufacturer.
Our workshop is located in Kumagaya, Saitama, and we can accept equipment for repair at any time.
On-site service is also available. We cover the Kanto region and nearby areas, with same-day response possible for urgent breakdowns.

Sell your used construction machinery, generators, trucks, and cranes to Saijuki.
We provide accurate appraisals backed by industry expertise.
Any condition accepted. We offer competitive pricing based on fair and transparent evaluation standards.

We maximize the value of your equipment through reliable and transparent service.

We supply carefully selected used equipment to both domestic and international markets. If you cannot find what you need on our website, feel free to contact us.

Export
Japanese equipment is highly trusted worldwide.
Even machines no longer suitable for domestic use can still be utilized overseas.
With extensive export experience, we handle export procedures efficiently.
Please contact us for any inquiries.

KENKI PRO SHOP
High-quality parts selected by professionals at competitive prices.
Same-day shipping is available.
We supply genuine parts, rebuilt units, and reconditioned components.
If you cannot find the part you need on our website, please contact us.

We are an authorized Yokohama Rubber dealer for hydraulic hose fabrication.
With a wide range of fittings and adapters in stock, we can support all types of machinery.
For hydraulic hose fabrication and repair, a critical component of construction equipment, trust Saijuki Engineering.