The Trajectory of Hidetada Yamagishi and the Story of the Birth of STIMIRON


In 2022, "STIMIRON" started as an original brand of Hidetada Yamagishi.

The brand name was born from the motto No Limits.

Introducing the story of Japanese professional bodybuilder Hidetada Yamagishi.

Hidetada Yamagishi

Hidetada Yamagishi

Born June 30, 1973.

Born in Obihiro City, Hokkaido.

Started bodybuilding in earnest at Waseda University and became a professional bodybuilder in 2002.


Become a pro bodybuilder.

Started muscle training in high school and started competing at the age of 20.


Competed in Mr Olympia

Mr. Olympia is an annual international bodybuilding competition. It is considered the pinnacle of professional bodybuilding.


Mr. Olympia 3rd place


Arnold Classic 212 Winner


Retired after Olympia 212


The beginning of the STIMIRON brand

From collecting information, repeatedly trying on clothes, and choosing fabrics, I spent a lot of time preparing.

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MESSAGE - From Hidetada Yamagishi to everyone

A message from Hidetada Yamagishi, the owner of STIMIRON. I am writing about the background and thoughts of creating this apparel brand.

STIMIRON promotion video

This is a promotional video for "STIMIRON" that embodies the spirit of NO LIMITS. Produced by a team specializing in film production. This video is filled with the thoughts of Hidetada Yamagishi.

CONCEPT - concept

STIMIRON is an apparel brand for all workout lovers. Try on the clothes many times to check the comfort and texture. All apparel is made in Japan.