The archive of the live stream of "Sewer Exhibition '22 Tokyo" (including a discussion between Professor Kato from the University of Tokyo and our President Yamaguchi, as well as a demonstration of the ice pigging pipe cleaning method) is now available!
Piping and wiring burial system (non-excavation method, thrust method)! Attention on "overhead line removal"! "Challenging the creation of lifelines that run through the Earth and underground."
Piping and wiring burial system! Numerous achievements! Solving problems of "crossing national roads, railways, waterways, and rivers"! "Challenging the creation of lifelines that traverse the Earth and underground."
Super compact body designed for tight spaces! The definitive version of a continuous water valve that brings together all the know-how!
One of the major causes of surveillance camera malfunctions is lightning. To prevent significant damage, lightning protection measures are necessary!
Lightning rods protect buildings from direct lightning strikes. However, lightning rods cannot prevent lightning surges. SPD is necessary for the protection of electrical equipment!
Rust-free, lightweight, and strong, FRP pipes. They demonstrate high durability even in harsh chemical environments and under high-pressure conditions. Achieves both extended lifespan and reduced construction costs simultaneously.
A long-selling product for business use for over 10 years! 100% free of time lag and freezing, compact and sturdy, energy-efficient, highly rated for its quality, made in Japan.
You have adopted welded pipe fittings made of stainless steel with excellent corrosion resistance.




























































































































