1983.4 Ministry of Foreign Affairs of Japan (MOFA)

2002.8 Director, Southwest Asia Division, Asian and Oceanian Affairs Bureau

2004.2 Director, Regional Policy Division, Asian and Oceanian Affairs Bureau

2006.3 Counselor, Embassy of Japan in India

2007.1 Minister, Embassy of Japan in India

2008.7 Minister, Embassy of Japan in Indonesia

2010.4 Ambassador in charge of ASEAN

2011.5 Ambassador of Japan to ASEAN

2012.2 Deputy Director-General, Intelligence and Analysis Service

2014.1 Deputy Director-General, Foreign Policy Bureau

2014.7 Director-General, Southeast and Southwest Asian Affairs Department

2015.10 Director-General, International Cooperation Bureau

2017.10 Ambassador Extraordinary and Plenipotentiary of Japan to UNESCO

2020.5 Ambassador- Extraordinary and Plenipotentiary of Japan in Vietnam

2024.6 Ambassador in charge of the Asia Zero Emission Community (AZEC)

Inaugural Ambassador of Japan to ASEAN

2025.5 Executive Fellow at the Japan Institute of International Affairs (JIIA)

2025.10 Inaugural Executive Director, Center for Global Outreach at the Japan Institute of International Affairs (JIIA)