Rieko has studied Childcare/Elementary Education in Japan (Diploma of Primary Education in Osaka Shinai Women’s Junior College), and Childcare/Pre-school Education in Australia. She holds a Japanese Teacher’s License for Preschool and Kindergarten, Childcare CertificateⅢ (nursery certification in Australia), and a J-shine License (certified English teacher for Elementary schools in Japan). She has worked for over 10 years as a qualified teacher for Japanese nursery schools, a private international preschool in Kyoto, and a childcare center in Australia. Rieko has been at ISN as a homeroom teacher for students aged 3-4 years since 2014.