Tatsumi Hasegawa

Cosmo Co., Ltd. engages in the system solutions business. It also provides contract development services for software, hardware and embedded software; and development, manufacturing and sale of electronic and peripheral devices. The company was founded in July 1977 and is headquartered in Tokyo, Japan.

Seiko Solutions, Inc. provides network solutions and systems integration services. It also offers mobile and payment solutions. The company was founded on December 13, 2012 and is headquartered in Chiba, Japan.

Part of Seiko Group Corp., Total System Engineering KK is a Japanese software development company. The company is based in Osaka, Japan. The company was founded in 1985. Total System Engineering KK was acquired by Seiko Solutions, Inc. on November 01, 2021.

Part of Seiko Group Corp., Instruction Co., Ltd. is a Japanese company that aims to build and support an IT environment for SMEs to continue their business for 100 years. The company is based in Tokyo, Japan. The company provides business skills that are on par with major companies using the latest technology such as cloud and RPA. The company was founded in 1990. Instruction Co. was acquired by Seiko Solutions, Inc. on April 01, 2022.