Nagaoka production site

37° 26‘ 43.849“ N, 138° 51‘ 25.696“ O

Manufacturing in Nagaoka – The city that never gives up


Taiyo Koki is an innovative and highly skilled manufacturer specialized in vertical grinding machines. Grinding machines must provide the highest level of accuracy among all machine tool types, since they are utilized during the final stages of metal processing.


Taiyo Koki’s main factory in Nagaoka City, Niigata Prefecture, is surrounded by nature and offers a flexible development and production system that can realize the diverse needs of customers.

FACTS & FIGURES about Nagaoka

on site
m² company premises
assembly capacity