Osamu Yoshida

Aqua Science Corp. develops and markets semiconductors and semiconductor-related devices. Its products include steam cleaning system and ozonated water cleaning system. The company was founded on January 24, 2003 and is headquartered in Yokohama, Japan.

Adtop KK engages in recruitment and consulting business. It offers human resource support through education, seminars and company information through brochures, traffic advertisements, posters and business cards. It also involves in partner sales support business. The company was founded in May 1985 and is headquartered in Tokyo, Japan.

Part of Fuva Brain Ltd., GH Integration Co., Ltd. provides IT staffing and consignment services. The company is based in Tokyo, Japan. The Japanese company was founded in 2018. GH Integration Co. was acquired by Fuva Brain Ltd. on April 05, 2021 for $1.70 million.