After graduating from the Faculty of Letters and the Graduate School of Media and Governance, Keio University, Watanabe joined Sony Corporation and worked in marketing for seven years. He was transferred to the UK and stayed there for about three years and later joined the Boston Consulting Group (BCG). He worked on various projects for four years, including the creation of business strategies, organizational development, and market development in emerging nations, in a wide range of industries including manufacturing, public services, and finance. Later, he went freelance and joined ChangeWAVE, Inc. in 2016.
- ・CTI (USA) Certified Professional Co-Active Coach (CPCC)
・Leadership Circle Practitioner
・MBTI Certified Practitioner