People Japan Yumiko Ōasa peoplepill id: yumiko-oasaYŌ 3 views today 15 views this weekJapanese astronomerYumiko ŌasaBiographyListsAlso ViewedListsYumiko Ōasa is in following listsBy field of workNotable Japanese people in academiaGender:FemaleBy work and/or countryNotable Japanese TeachersGender:FemaleFrom our partnersSponsoredYumiko Ōasa