On the publication of our Philosophy Document and the opening of this site

On May 4, 2026, Yoshi-han Co., Ltd. has published its Philosophy Document Ver 1.0 and opened this corporate website at yoshi-han.com.

Our path proceeds upon four principles: to earn by value rather than by spread; to judge by reality rather than by sentiment; to inherit not by blood but by intent; to hand on, not to complete in a single generation.

On this milestone, we offer our heartfelt thanks to those who would polish themselves alongside us, to the customers who place their trust in our work, and to the partners who would build a relationship that endures.

This site serves as the entrance to our company. The full text of the Philosophy Document is available from Chapter IV. We welcome, at any time, a letter from those who would walk this path with us.