Brenna hosted an All Polish Oyama Karate Seminar focusing on Kumite No Kata 1-3 and refereeing in Knockdown. During two days schooling around 110 participants from Poland, Germany, Norway and Hungary mastered new forms.
As every year, the OYAMA Polish Karate Federation honored the best female and male fighters chosen from the group of 205 finalists of the international and all-Polish tournaments in 2017. Honors were also given to best activists and the leading clubs.
City of Kohtla Jarve- Estonia, hosted OYAMA IKF European Open Championships, that gathered almost 230 participants from 8 countries representing OYAMA International Karate Federation and other karate organizations.