Kumi lived in Republic of Malawi in Africa for 2 years as JOCV(Japan Overseas Cooperation Volunteer ). She had done several activities as HIV/AIDS coordinator, for example she established ART(Anti-Retroviral Therapy) clinic where the people who needs medicines living very far from the hospital. And also she established some CBCCs(Community Based Childcare Centre) in her catchment area. Now she is taking care of 2 daughters.