2000 - 2002
Teacher Buntoku Seinior High SchoolBuntoku Seinior High School - Kumamoto, Japan
2002 - 2013
Teacher Osaka Board of EducationOsaka Board of Education - Osaka, Japan
2014 - 2021
Teacher Hyogo Boada of EducationHyogo Boada of Education - Kobe, Tanba Sasayama, Nishinomiya, Japan