We are the leading solution provider that strives to innovate Japan with blockchain technology.
Our three areas of focus are: Assurance, Consulting, and Accelerator



We audit and provide a fair opinion on crypto currencies based on both the technical and business aspects.


Our exclusive partner BEOSIN, the biggest code audit company in China, provides a high-quality code review service that meets the technical standard for the purpose of new token listing in Japan.

Crypto currency listing support

For the crypto currency exchanges, we are a one-stop shop for all their new token listing needs: prospecting candidate token, performing project due diligence, conducting code review, preparing for listing application, and corresponding to regulator’s inquiries.

Code review

BEOSIN provides a trustworthy technical opinion on the technical portion of the new token listing application. Performing more than 500 code reviews per year, BEOSIN has been providing services to the top global crypto currency exchanges and many block chain projects, such as Huobi and OKEx.


For established enterprises considering opportunities with blockchain, we offer a full line of consulting services including research, business planning, proof of concept, and development and operations.

One project lead with a strategic consulting firm background and the oversea partners will together carry out the projects.

Collaboration with research partners


As a member of the global block chain consulting consortium Not For Sale, we provide research and advice based on numerous case studies from around the world. We can propose the best suited plan that combines the strength of our client’s existing business and the latest blockchain technology.

Collaboration with development partners

We and Yuanben jointly provide excellent engineering outsourcing services. Yuanben is a major Chinese blockchain company with highly qualified engineers and has been working on blockchain projects for many global companies such as Lenovo and Hakuhodo.



We host an accelerator program to support foreign block chain projects that want to expand in Japan.


For those already successful overseas projects recommended by major crypto funds, we offer support in the following two areas: localization and fund raising.

Localization support

  • PR・Events
  • Business matching with Japanese companies
  • Community operations
  • Recruitment・Japanese branch office setup
  • Supporting cryptocurrency related applications

CEO Seihaku Yoshida +

Seihaku Yoshida

Mr. Yoshida joined a strategy consulting firm. He has engaged in projects in the areas; healthcare, consumer goods, and internet services. In 2016, Mr. Yoshida joined The Boston Consulting Group. At BCG Digital ventures, he was the youngest venture architect at the Tokyo office. He engaged in investment and business development work in both Japan and China. LLB, Keio University.
Language:English、 Japanese、 Chinese

Director in Shanghai
Greater China Representative
Kaori Matsuda +

Director in Shanghai
Greater China Representative
Kaori Matsuda

Graduated Tsukuba University. Experienced cross-border investment between Japan and China, as a member of Chinese investment company a subsidiary of Nomura Securities from 2005. In 2011, joined to Chinese leading investment company 复星集团, Fosun Group, as the first Japanese stuff, and engaged in investment business in Japan. In May 2014, responsible for the launch of IDERA Capital, which is the subsidiary for real estate investment in Japan. As a representative of Fosun Group in Japan since 2015, he oversaw investment business there. From February 2019, joined to HashPort Inc. She has more than 13 years experiences in cross-border investment business between Japan and China.
Language:English, Japanese, Chinese

Senior Vice President Yi Ding +

Senior Vice President
Yi Ding

Yi holds a bachelor’s degree in Computer Science from University of Texas at Arlington and a master’s degree of Computer Science from Stanford University. After developing a strong interest in finance at Stanford, he studied Finance during his free time and eagerly participated in finance-related extracurricular activities. After graduation from Stanford in 2011, he went to work for Morgan Stanley’s fixed income department in New York City, responsible for the development of trading algorithm and software. Fascinated by the rapid development of Asian economies, he moved to Tokyo and started looking for business opportunities at the end of 2014. After invests in early-stage startups in Asia and manages a stock portfolio with a value-oriented approach for clients, He joined HashPort Inc. in March 2019.
Language:English、 Japanese、 Chinese

Company Name: HashPort Inc.
Representative: CEO Seihaku Yoshida
Address: 2-7-13 Kita Aoyama, Minato-ku, Tokyo 107-0061 Praseo Aoyama Building 3F 【map】
Business Description: 1. Consulting business
2. Investment and accelerator business
3. Other business
Membership: A regular member of Japan Cryptocurrency Business Association (JCBA), a general incorporated association.
Contact: to contact form