June 1, 2016
Japan Deaf women volleyball team
with a company logo banner
A corporation KIYORA Kikuchi located in Kumamoto Prefecture, part of Japan's southern island, produces and sells the "Nano Hydrogen Water Kiyorabi," a top brand of hydrogen water.
It concluded sponsor contract with the Japan Deaf Volleyball Association on April 1, 2016.
The corporation offers the players "Nano Hydrogen Water Kiyorabi" and others in order to support the players' health and ease fatigue of daily hard practice. A logo of the company is printed in a formal jersey and a polo shirt that the player wears.