Onyone's New Advisors
2026-08-05 04:32:32

Onyone Signs Advisory Contracts with Top Japanese Baseball Players to Enhance Apparel Development

Onyone Enhances Apparel Development with Star Athletes



Onyone Co., Ltd., headquartered in Nagaoka City, Niigata Prefecture, has officially announced the signing of advisory contracts with four distinguished baseball athletes: Koki Kitayama from the Hokkaido Nippon-Ham Fighters, Kensuke Kondo from the Fukuoka SoftBank Hawks, Takuya Kai from the Yomiuri Giants, and Shintaro Fujinami from the Yokohama DeNA BayStars. With this agreement, Onyone aims to significantly strengthen its baseball apparel development by leveraging the expertise and experiences of these players. Notably, this move is an extension of the long-standing collaborative efforts with Kondo, Kai, and Fujinami, and it welcomes the fresh insights of Kitayama into the team.

The initiative focuses on developing new technologies that respond to the evolving dynamics of the professional sports environment, including seasonal schedules, climate factors, and stadium conditions. The advisory team's input will cover everything from materials and resources to design specifics. Onyone is committed to its theme of creating "action wear scientifically designed for movement," striving to produce apparel that athletes genuinely select to maximize their performance on the field.

Featured Apparel Models by the Athletes



Kondo's Development Model: BreathTech® PP Men's Sleeveless


The BreathTech® PP (Polypropylene) Men's Sleeveless shirt is categorized as one of the lightest insulation and water-repellent undergarments in the industry. Developed in collaboration with top domestic mountain trail runners over the years, this innovative fabric allows wearers to wipe sweat without retaining moisture on the skin. This stress-free underwear combines a soft feel with excellent elasticity, enhancing comfort during athletic endeavors.

Product Page
Kensuke Kondo Profile

Kitayama's Development Model: High Grater® Soft Stretch Free Neck Long Sleeve


The High Grater® Soft Stretch Free Neck Long Sleeve shirt is designed as an air-conditioning garment, continuously evolving over 22 years. It features technology that manages temperature and humidity, providing heat dissipation when it's hot and thermal insulation when it's cold.

Product Page
Koki Kitayama Profile

Kai's Development Model: High Grater® Free Neck Long Sleeve


This long-selling model utilizes High Grater fabric, renowned for its excellent internal temperature control and self-drying properties. The apparel is designed to provide minimal stress during wear, regardless of the season, ensuring comfort for the athlete.

Product Page
Takuya Kai Profile

Fujinami's Development Model: High Grater® Stretch Mesh Free Neck Long Sleeve


Designed specifically for high-temperature conditions, this model features High Grater technology along with excellent stretchability and breathability. It not only ensures comfort but is also specifically formulated to handle hot weather efficiently.

Product Page
Shintaro Fujinami Profile

Onyone's Commitment


Onyone Co., Ltd. has been innovating for 59 years and continues to focus on sports, healthcare, and medical apparel manufacturing. With a strong emphasis on material and garment technology development, Onyone is dedicated to being a leader in crafting scientifically backed action wear.

For inquiries regarding this announcement, please contact:
  • - Onyone Co., Ltd., Takamimachi 4327, Nagaoka City, Niigata Prefecture.
  • - Phone: 0258-24-0048 / Fax: 0258-24-5422
  • - Contact: Planning and Development Department, Iwazaki, Kanai
  • - Company Overview: Company Information


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Topics Consumer Products & Retail)

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