Tsuyoshi Yamazaki

Integral Corp. (Japan) (Integral) is an independent Japanese private equity firm which was established in 2007 with the support of GCA Savvian Group Corporation (TK: 2174). Based in Tokyo, the firm, whose name stands for 'to accumulate over time', invests in both listed and unlisted Japanese companies and offers both managerial and financial support.

FiBest Ltd. develops and markets optical transmission and receiving devices. Its devices are used as components within the optical transceivers and transponders for intermediate and long-reach applications. The firm's product offerings include TOSA and ROSA. The company was founded by Toshiro Takada, Seishi Notomi, and Haruhisa Soda on November 6, 2002 and is headquartered in Tokyo, Japan.

Abeam Consulting Ltd. provides management consulting services. Its services include M&A advisory, customer relationship, human capital, and supply chain management, digital marketing, ABeam visual analytics, and ABeam cloud. The company was founded on April 1, 1981 and is headquartered in Tokyo, Japan.

Aderans Co., Ltd. engages in the management of its group companies which are in the hair-related products business. It operates through the following segments: Aderans, Fontaine, Bosley, Overseas Wig, and Others. The Aderans segment provides custom-made wigs, hair growth, hair care, and scalp care products. The Fontaine segment offers ready-made and ready-to-wear wigs for women. The Bosley segment provides hair transplant services. The Overseas Wig segment offers custom-made wigs, ready-made wigs, and hair growth services overseas. The Others segment includes Bizai Route, medical, and EC business activities. The company was founded by Masaru Nemoto and Nobuo Nemoto on March 1, 1969 and is headquartered in Tokyo, Japan.