People Japan Junichi Oka peoplepill id: junichi-okaJO 11 views today 20 views this weekBadminton playerJunichi OkaBiographyListsAlso ViewedListsJunichi Oka is in following listsBy field of workNotable Japanese athletesGender:MaleBy work and/or countryNotable Japanese AthletesGender:MaleNotable Japanese Badminton playersGender:MaleFrom our partnersSponsoredJunichi Oka