FOR IMMEDIATE RELEASE: 2022/9/28

M3 Acquires Rinkai Medical Service, Health Checkup Service Provider~ Further initiative in the field of preventive medicine as Phase 2 of “White-Jack Project” ~M3, Inc. (Headquarters: Tokyo, Japan; CEO: Itaru Tanimura; URL: https://corporate.m3.com/; “M3”below) has announced its acquisition of Rinkai Medical Service, a health checkup service provider, as
the project phase 2 of the “White-Jack Project,” an initiative aiming at maintaining health condition fromthe pre-onset stage of disease.
About “White-Jack Project”
In order to realize a reduction of medical expenditure in Japan, an issue of great social demand,from further upstream, M3 is now strengthing its effort to expand its main domain to the area of
preventive medicine, referring to this entire project as the “White-Jack Project” around the group, inaddition to the area of “treatment after the onset of disease” as its conventional main business domain,and plan to develop and promote various measures. This acquisition is Phase 2 after acquiring
Happiness-i, a health checkup provider, as its Phase 1.
About Rinkai Medical Service
Since its establishment in 1991, Rinkai Medical Service has been supporting the healthcare ofworkers and promoting preventive medicine by providing "assistance and operation of medical
checkups and ultrasound examinations." As its core business, Rinkai Medical Service mainly plansand operates medical checkups of which medical institutions accept orders, and conducts medical
checkups in a way that meets the needs of companies by utilizing its network of more than 200paramedics. In addition, it has more than 30 years of experience and advanced knowledge in thefield of ultrasonography, and as a pioneer in the industry, it performs examinations using the latestequipment for more than 30,000 people annually.
Expected Synergiesi.

Collaboration with M3 Patient Support Program (“M3PSP” below) as well as Happness-i
Jointly with M3PSP, a medical support service for corporate employees and theirfamilies, as well as Happiness-i, a health checkup support service, it will enable Rinkai
Medical Service to provide high value-added health management business tocompanies and further promote efforts for early detection of employee diseases andextension of healthy life expectancy.

ii.

Collaboration with m3.com and M3 Career
In collaboration with m3.com, which have a membership base of more than
310,000 physicians, as well as M3 Career, Rinkai Medical Service can promote efforts
to expand business by reaching out to medical institutions that wish to outsource theirhealth checkup operations.
The M3 Group will continue to make a social impact and contribute to solving medical issues
under its mission to “Making use of the Internet to increase, as much as possible, the number of people
who can live longer and healthier lives, and to reduce, as much as possible, the amount ofunnecessary medical costs.”

Overview of the acquisition
Company Name: Rinkai Medical Service
Established: July 1991
Headquarters: Tokyo, Japan
URL: https://www.rinkai-ms.com/
Representative Director and President: Morio Fukasawa
Business:Assistance, planning, and operation of medical checkups

Providing various types of ultrasound examinations

Education and training in special medical technology