We are the leading solution provider that strives to innovate Japan with blockchain technology.

Our three areas of focus are: Assurance, Consulting, and Accelerator.


Sourcing partners

One of the largest crypt funds in china


the major crypto fund
represented by QJ Wang
who heads the Ethereum Community Fund

Supporting partners

The vendor for code auditing that reviews more than 500 cases in a year

the Recruitment media specializing in crypto currency and blockchain industry

The marketing consulting company specialized in cryptocurrency and blockchain industry



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

Chief Acceleration Officer & Director 

Mai Fujimoto

Mai, or more popularly known as “Miss Bitcoin” has been immersed in the crypto-space since 2011. She is the Founder of Gracone, a company that helps connect businesses in the blockchain / cryptocurrency industry, and Founder of Cryptocurrency donation platform, KIZUKA. She’s also an advisor to a renowned list of established IT companies in Japan such as GMO Internet, LayerXetc.. providing counsel for their blockchain / cryptocurrency endeavors.

Language:English, Japanese

Senior Vice President

Yi Ding


Yi holds  a master’s degree of Computer Science from Stanford University.  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. he moved to Tokyo 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.

Language:English, Japanese, Chinese

Executive Officer/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(FosunGroup) 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 FosunGroup in Japan since 2015, he oversaw investment business thereHasmore than 13 years experiences in cross-border investment business between Japan and China.

Language:English, Japanese, Chinese


For those already successful overseas projects recommended by major crypto funds,

we offer support in localization.



▪︎ Localization support(example)

- PR・Events

- Business matching with Japanese companies

- Community operations

- Recruitment・Japanese branch office setup
Supporting cryptocurrency related applications


about US


Company Name: HashPort accelerator Inc.

Representative: CEO Seihaku Yoshida

Address: Praseo Aoyama Building 3F, 2-7-13 Kita Aoyama,

             Minato-ku, Tokyo, Japan, 107-0061 

Business Description: Accelerator business


Please send an inquiry to HashPort Accelerator Co., Ltd. to the following e-mail address.