Flexcushion 
SUMO Entrepreneur Epilogue: The World Is Your Market
Flexcushion® and KabukiGlasses® Inventor Nao Sakata’s Six-Part Se…
Flexcushion 
🏃♂️ Meeting Lindon Victor – Decathlon Star at World Athletics Tokyo
The World Athletics Championships 2025, returning to Tokyo for th…
Flexcushion 
SUMO Entrepreneur Act 5: Make Management Simple!
Flexcushion® and KabukiGlasses® Inventor Nao Sakata’s Six-Part Se…
Flexcushion 
IRON MAN features Flexcushion®！
Japan’s leading bodybuilding and weight training magazine, IRON M…
KabukiGlasses 
🎉 KabukiGlasses® Featured in the August Issue of Zekoo: Rediscovering Japan’s Finest!
KabukiGlasses® have been featured in the August issue of Zekoo, a…
Flexcushion 
SUMO Entrepreneur Act 4: Sales
Flexcushion® and KabukiGlasses® Inventor Nao Sakata’s Six-Part Se…
Flexcushion 
SUMO Entrepreneur Act 3: Marketing
Flexcushion® and KabukiGlasses® Inventor Nao Sakata’s Six-Part Se…
Flexcushion 
Mike Boyle’s Flexcushion® Demonstration is Now Live!
Mike Boyle showcases and explains the Flexcushion in a demonstrat…
Flexcushion 
SUMO Entrepreneur Act 2: Transforming Your Dream into a Product
Flexcushion® Inventor Nao Sakata’s Six-Part Series, “SUMO E…
Others 
Special Lecture at Ritsumeikan University
Naoaki Sakata, CEO of SANTEPLUS, delivered a special lecture to s…