Keisei Yamada

Allm, Inc. provides software and communication platforms for the medical and healthcare industry. Its services include Join, MySOS, Kaigo, Kango, AcaMed, FollowUp, IDSO, and PrimeBook. The company was founded on April 18, 2001 and is headquartered in Tokyo, Japan.

HPCTECH Corp. engages in manufacturing, distribution, and maintenance of computer hardware and software tools. The company is headquartered in Tokyo, Japan.

TEAM Entertainment, Inc. engages in the planning, development, distribution, and marketing of music and video software. The company was founded in March 1998 and is headquartered in Tokyo, Japan.

BuddyNet INC. engages in telecommunication construction, business process outsourcing (BPO), and temporary staffing and recruiting businesses. The company was founded in February 2012 and is headquartered in Tokyo, Japan.

Part of AKIBA Holdings Co., Ltd., ADTEC Corp. is a technology company based in Tokyo, Japan. The Japanese company also provides one-stop IoT-related design to development services. The company's embedded industrial PCs are developed based on their know-how and achievements in the development, manufacturing, and quality control of industrial memory products for many years. Founded in 1983, the company specializes in planning, manufacturing, and sales of built-in memory and flash memory for industrial and industrial use, as well as planning, manufacturing, and sales of PCs and servers.

Iconic Storage Corp. engages in call center, systems development, and business consulting services. It also handles call center construction and management consulting; and internet advertising agency business. The company was founded on June 10, 2010 and is headquartered in Tokyo, Japan.

Diamond Pets & Resort, Inc. engages in the web solution business. The company was founded in December 2015 and is headquartered in Fukuoka, Japan.

Part of DeNA Co., Ltd., Nippontect Systems Co., Ltd. is a Japanese company founded in 2015 that specializes in cognitive function check, head health management, brain dock, recognition function, dementia dock, cognitive function check application, forgetting, and brain health check. The company is based in Tokyo, Japan. In 2020, "for peaceful aging" was listed in the corporate message. Nippontect Systems Co. was acquired by DeNA Co., Ltd. on September 01, 2021 for $25.43 million.

Part of AKIBA Holdings Co., Ltd., Akiba Device KK operates as an internet IT and computer systems shopping site. The company is based in Tokyo, Japan.