We are committed to build the core driver for our clients’ continuous growth by working and thinking together and walk along through their journey towards transformation.

Who We Are?

Misou Partners, based in Tokyo and Osaka, Japan,
is a business management consulting firm that focuses on providing services to small and medium-sized business companies.

We provide a wide range of services including management innovation,
business revitalization, business succession and M&A, through a one-stop service.

We provide the best possible solutions for our clients.
We do not only objectively support creating business plans or give advises to measures of issues,
but also become deeply involved with our clients and provide them with supports.
By thoroughly supporting the implementation of these activities,
we commit to achive our clients’ business goals.


Business Transformation

Business Transformation

In order to achieve further growth for our clients we offer our services from two perspectives which are to develop a variety of management strategies and restructuring of management and business platforms.

Business Revitalization

Business Revitalization

Our experienced business and accounting consultants will accurately understand our clients' business environments and assist them in developing convincing revitalization plans and business plans.



We provide a full range of services for the merger and acquition processes, from the upstream of developing strategies and the downstream of supporting the actual practices such as negotiations and preparation of necessary documents.

Business Succession

Business Succession

Issues involved in business succession have a wide range of topics, including business operation, finance, and taxation. We can develop a plan for business succession, study countermeasures to resolve issues, and implement and provide a wide range of support according to the client’s situation.

Company Profile


Corporate Name
Misou Partners Inc.
August 10, 2016
Number of Employees
31 including 20 CPAs, 1 Tax Accountant *As of May 2023
30,000,000 yen
President & CEO
Jun Yamamoto,
President and Chief Executive Officer (Certified Public Accountant)
Business Areas
Business Management Consulting
(Corporate and Business Restructuring, Business Strategy Planning, Business Succession, M&A, Consulting on capital policy and financial planning)
Supported Induustries
Food and Beverage / Service
Wholesale / Retail
Medical Welfare / Education


  • Provided support creating business strategies and mid-term plans for small and medium-sized companies.
  • Supported many deals and process of mergers and acquisitions.
  • Supported restructuring domestic and overseas affiliates of global companies.
  • Developed financial strategies.
  • Supported changes in the board of directors and executive committee.


Our founder and President and Chief Executive Officer, Jun Yamamoto, had been working as an accounting auditor at a major audit firm, and has been specialized in corporate consulting since 2000. In 2007, he joined Ernst & Young ShinNihon LLC (concurrently holding the position of ShinNihon Public Affairs Co., Ltd.), where he was responsible for a number of projects in the area of business revitalization, growth strategy and M&A consulting for a wide range of industries and company sizes, and from 2014, he had been responsible for a department that primarily provides consulting services to small and medium-sized companies in Tokyo and Osaka areas. In 2016, along with other members of the department at the time, he founded Misou Partners as an independent company and became the founder and president. Breaking away from consulting method of traditional accounting consulting firms, he deeply involves himself with clients to resolve thier issues. His team has created numerous success stories and earned the trust of a wide range of clients and related organizations.



PMO Nihonbashi Kayabacho 3F, 3-11-10 Nihonbashi Kayabacho, Chuo-ku, Tokyo 103-0025 Japan
Tel: +81-3-5847-3301


PMO EX Yodoyabashi 2F, 2-5-11 Awajimachi, Chuo-ku, Osaka-shi
Osaka 541-0047 Japan
Tel: +81-6-6228-0670