1987:

Director, International Agreements Division, Treaties Bureau, MOFA

1989:

Counsellor, Embassy of Japan in the People’s Republic of China

1992:

Counsellor (Minister), Embassy of Japan in the United Kingdom

1995:

Deputy Director-General, Consular and Migration Affairs Department, MOFA

1997:

Deputy-Secretary General (International Affairs), Fair Trade Commission

1999:

Consul-General of Japan at Sao Paulo, Brazil

2001:

Minister, Embassy of Japan in the U.S.A.
(Fellow, Weatherhead Center for International Affairs, Harvard University)

2002:

Director-General, Intelligence and Analysis Bureau, MOFA

2004:

Ambassador Extraordinary and Plenipotentiary to the Republic of Singapore

2007:

Ambassador Extraordinary and Plenipotentiary to Australia