Miwa has practiced lean consulting since 2004. As a kaizen leader, Miwa works with organizations to empower their employees to make improvements that will impact the quality of their daily work. She helps clients identify procedural problems and find solutions to improve efficiency and quality. Her focus areas include lean promotion office operation and competency development, change management, 3P design facilitation, and lean technical coaching.

A native Japanese speaker, Miwa has an in-depth understanding of authentic kaizen methodology and philosophy as taught by Toyota lean Senseis. With her clinical and lean practice background, Miwa has worked with health care practices in Asia and was director of lean promotion for a large medical center in Kyusyu, Japan. Miwa served as a principal at Rona Consulting Group (RCG) until it combined with Moss Adams in 2017. RCG’s founders were early adopters of the Toyota Management System in the health care setting.


  • BA, social work and biology, Japan Women’s University
  • MHA, University of Washington
  • MSA, Japan Women’s University