Hiroshi Saito

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.

TIMEINTERMEDIA, Inc. is a holding company that specializes in open source technology. It provides systems integration, network infrastructure, and open source software development. It also includes marketing strategy and e-business development consulting; content planning, production, and design of interactive media; and systems integration with a focus on web, e-commerce, and other Internet technologies. The company was founded on April 1, 1998 and is headquartered in Tokyo, Japan.

bitFlyer Europe SA engages in the development and operation of a crypto currency trading platform, It offers pro exchange, cloxkchain explorer and LAB, buying and selling of Bitcoin, Ethereum, Litecoin, Lisk and Monacoin. The company is headquartered in Luxembourg.

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, Inc., bitFlyer Inc is a glossary of bitcoin and virtual currency. The company is based in Tokyo, Japan. It explains a wide range of terms from virtual currency-related terms such as bitcoin, ripple, and ethereum to technical terms such as blockchain and mining. The Japanese company offers real-time market information, allowing users to buy virtual currency with ease and peace of mind. Founded in 2014, bitFlyer is the largest cryptocurrency exchange in Japan, providing a secure environment for customers to trade bitcoin and other popular cryptocurrencies.

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.