Hiroaki Tsuno

Part of Internet Initiative Japan, Inc., IIJ Protech, Inc. is an IT infrastructure support company based in Tokyo, Japan. The Japanese company's mission is to support all IT with reliable power and trust. The company offers recruitment opportunities for new graduates and mid-career professionals. The company was founded with zero employees in a small apartment and has since evolved from an advertising agency to an IT operations and engineering services provider. In 2014, IIJ Protech was acquired by Internet Initiative Japan, Inc.

Net Chart Japan, Inc. provides internet and newt work solutions. The company was founded on August 10, 2006 and is headquartered in Yokohama-shi, Japan.

AT&T Japan is committed to being a leading global networking service provider in the Japanese business market. AT&T Japan is an established service provider in the Japanese business market. AT&T Japan established operations in Japan in August 1982, in order to provide high quality data communication and networking services to organizations. With offices in Tokyo, Nagoya, Osaka, Fukuoka, and Sapporo, the company has over 350 employees in Japan, Fukuoka, and Sapporo, providing local account management and operational support to more than 3,000 customers both headquartered in Japan and across the globe

Part of Internet Initiative Japan, Inc., Trust Networks Inc. engages in automated teller machine operations. The company is based in Tokyo, Japan.

Part of Amber Global Ltd., DeCurret, Inc. provides crypto-asset exchange services. The company is based in Tokyo, Japan. The Japanese company was founded in 2018. DeCurret was acquired by Whalefin Technologies Ltd. /Japan/ from DeCurret Holdings, Inc. on February 01, 2022.