Megumi Yabushita
Ham had her first professional kickboxing match at "CMA Festival 2: Ikuhisa Minowa Debut 10 Anniversary Tournament" on , where she defeated former Smackgirl Open Weight Champion Megumi Yabushita by unanimous decision. On , Ham defeated Ayano Oishi in a K-1 rules match by unanimous decision at "Japan-South Korea friendship international martial arts tournament Gladiator Okayama tournament".