We have signed a sponsor contract with Kikkoman Corporation.

The Japan Karate Federation (JKF) has on this occasion signed an official sponsor contract with Kikkoman Corporation. Furthermore, a support contract was signed with Ryutaro ARAGA and Kiyo SHIMIZU, members of the Japan Karatedo Federation (JKF) National Team.

News release (Japanese)
http://www.kikkoman.co.jp/corporate/news/20160519.html