soroban eigo Dragon English School cover page with map
teaching soroban and English together
soroban abacus classroom

Terms of Service: Dragon English School's website uses YouTube's API services, and by using these services, users are agreeing to be bound by the YouTube Terms of Service, which can be found at https://www.youtube.com/t/terms as well as the YouTube privacy policy, which can be found at http://www.google.com/policies/privacy.