Masataka Kawaguchi

Sumitomo Mitsui Card Co. Ltd., engages in credit card, loan, guarantee and gift card related business. The company was founded on December 26, 1967 and is headquartered in Tokyo, Japan.

CAMPFIRE, Inc. engages in the planning, development and management of the cloud funding platforms. It also provides methods of acquisition and support for funds to designers and users. Its brands include CAMPFIRE, FAAVO, GoodMorning, CLOSS, machi-ya, 3rdTable, and BOOSTER. The company was founded by Kohei Ishida and Kazuma Ieiri on January 14, 2011 and is headquartered in Tokyo, Japan.

Part of BASE, Inc. (Japan), Pay, Inc. is an online payment service that offers a variety of functions to accelerate checkout, platform business, API, regular billing, and various SDKs. The private company is based in Tokyo, Japan and provides businesses in various fields with the ability to easily create payment screens. The Japanese company offers a flexible fee system and a test environment, making it easy for developers to introduce credit card payments for various services without spending time planning a business. The pay.jp plan includes initial costs and monthly costs, with basic plans and startup support programs available for NPOs, travel, and more.

REAL FINTECH Co., Ltd. engages in the operation of Real Pay and Real Pay Gift. Real Pay service enables users to receive rewards in real time in cash as needed, and use cash, digital money according to their lifestyle. Real Pay Gift is a digital gift service that does not require membership registration, users just select a gift from the exchange destination such as Paypay and Amazon gift certificates. The company was founded in April 2016 and is headquartered in Tokyo, Japan.

Part of bitFlyer Holdings Co. Ltd., bitFlyer Inc is a cryptocurrency exchange based in Tokyo, Japan. BitFlyer is the largest cryptocurrency exchange in Japan, offering secure transactions, advanced charts, and sophisticated order types. Customers can purchase popular cryptocurrencies such as bitcoin, ripple (xrp), monacoin, and ethereum from as little as 1 yen, and the Japanese company provides real-time market information such as bitcoin charts, prices, and market capitalization. Founded in 2014, the private company provides a glossary of bitcoin and virtual currency, explaining a wide range of terms from virtual currency-related terms such as bitcoin, ripple, and ethereum to technical terms such as blockchain and mining.

HashPort, Inc. provides blockchain technology and investment solutions. The company is based in Tokyo, Japan. The Japanese company was founded in 2018 by Seihaku Yoshida. Seihaku Yoshida has been the CEO since 2018.

Sumitomo Mitsui Financial Group, Inc. Ltd. is a British company that operates as a blank check company. The private company is based in London, UK. The company was founded in 2016.

Mint Ventures Co. Ltd(Mint Ventures) is a venture capital firm headquartered in Japan.

Bitflyer Holdings Co. Ltd. provides Bitcoin marketplace and settlement services. The firm offers virtual currency exchange and blockchain related services. Its services include Bitcoin Market, AltCoin Market, Easy Exchange, Pro Exchange, Blockchain Explorer, Blockchain LAB, Crowdfunding, Fees and Taxes and Account Class. The company was founded by Yuzo Kano and Takafumi Komiyama on January 9, 2014 and is headquartered in Tokyo, Japan.