Yasuharu Sakamoto

Kushim Technologies Inc. engages in the planning, development, sales, operations management and maintenance of software. It also develops business systems and web applications, as well as information technology (IT) support services. The company was founded on November 5, 2014 and is headquartered in Tokyo, Japan.

Kushim Insight, Inc. engages in the research and development of virtual currency and blockchain systems. It also deals with investment business. The company was founded on November 20, 2017 and is headquartered in Tokyo, Japan.

eWarrant Japan Securities KK operates as an investments management company. The company was founded on September 28, 2009 and is headquartered in Tokyo, Japan.

Fisco Cryptocurrency Exchange, Inc. operates virtual currency exchange platform. The company was founded on April 12, 2016 and is headquartered in Tokyo, Japan.

Vulcan Crypto Currency Financial Products KK provides investment services. The company was founded on November 24, 2004 and is headquartered in Osaka, Japan.

Sequedge Japan Holdings Inc. provides investment advisory and financing services. The company was founded in April 1948 and is headquartered in Tokyo, Japan.

e-tabinet.com, Inc. manages an e-marketplace for travel-related products. The company was founded in November 1, 2000 and is headquartered in Tokyo, Japan.

Jitsugyo NO Nihon Sha Ltd. engages in publishing business. It publishes business, literature, history, sports, travel guide, comics and educational publications. It also provides overseas licensing that includes translation, film and TV drama adaptation rights. The company was founded on June 10, 1897 and is headquartered in Tokyo, Japan.

registART, Inc. engages in the information gathering, information management, information processing, information provision service operation in computer network. It also buys and sells art objects, offers consulting services related to art chain registration service work, and provides event planning, production, management work related to art system development. The company was founded on April 3, 2017 and is headquartered in Tokyo, Japan.