Charity concerts for Cambodia, Hong Kong, 1980, Japan, 1980, China, 1985. Travelled to various countries speaking against child exploitation.
Lecturer Shinshui University, Reitaku University, Japan, 1986, Nayoga Women's Cultural College, 1993—1997, Professor, since 1997. Assistant professor Mejiro University, Japan, 1994—1997, Professor Japan, since 1997, Kyouei University, 2001. Ambassador of Japan Committee United Nations International Children’s Emergency Fund, since 1998.
Ambassador of Japan and Hong Kong, 2001. Member board directors Wild Bird Association Japan, Children's Dream Foundation, Children's Earth Club, Blue Sky Foundation, Kaijo Hoan Tomo no Kai. Member board trustees Day of Peace of Tokyo, Yokohama Museum, Sung Kei Ling Foundation, Japan and China Goodwill Association.
1993 - 1997
1994 - 1997
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