ONE SAMURAI 4 Update: Three Fights Impacted By Weigh-Ins & Hydration Tests

Following the ONE SAMURAI 4 Weigh-Ins & Hydration Tests on October 16, there have been a few changes to the bout card. The ONE SAMURAI Featherweight Kickboxing Tournament semifinal match between Marat Grigorian and Luo Chao, which was scheduled for ONE SAMURAI 4 in Tokyo on October 17, has been…