May 24, 2024
Crypto Garage, Inc.

NEWS RELEASE

Crypto Garage Provides Technical Support for“Digital Certificate” Launched by the Eiken Foundation of Japan〜 Provided Back-End Technology in Cooperation with DOU 〜

Crypto Garage Inc. (Crypto Garage), a subsidiary of Digital Garage, Inc. that develops blockchain financial services in
the Fintech field, has partnered with DOU, Inc. (DOU) to provide technical support for the “Digital Certificate.” Thiscertificate will be used for the EIKEN and EIKEN S-CBT practical English proficiency tests and the EIKEN CSE scoreswithin the digital version of the “Lifelong Learner Account,” which will launch on May 30, 2024.
■About the Digital Certificate
The Eiken Foundation of Japanʼs (Eiken) Lifelong Learner Account, introduced in September 2023, allows learners tocontinuously track their past test-taking history, even if their environment or registration information changes. (*1)
The Digital Certificates being launched follow the Verifiable Credentials standard proposed by the W3C, a global Web
standards organization. Unlike paper certificates, which can be altered, these digital certificates ensure the integrity oftest results, making it impossible to change them. Over 8.4 million copies can be issued, making it the largest-scale
electronic certificate issued by domestic certification organizations.
(*1) Reference: Eiken Foundation of Japan Announcement dated September 20, 2023
https://www.eiken.or.jp/eiken/info/2023/pdf/20230920_info_lifelong-learner.pdf■Back-end technology provided by Crypto Garage
Crypto Garage provided the technology related to the private keys required for the digital certificates through DOU. By
leveraging its strengths in blockchain technology, globally recognized security standards widely used by financial
institutions, and private key management expertise as a licensed crypto asset entity, Crypto Garage supports digital
certificate projects that require high security and uptime.

Crypto Garage, Inc. PR Office Email︓dg-cc@garage.co.jp

Tel: 070-3853-0756

May 24, 2024
Crypto Garage, Inc.

NEWS RELEASE
Crypto Garage will continue to provide technology, develop services around the DID/VC(*2) area, and contribute toaddressing social issues with blockchain technology.
(*2) DID/VC: Decentralized Identifier (DID/Decentralized ID) and Verifiable Credential (VC/Verifiable Digital Certificate), which represent next-generation
authentication and certification methods leveraging blockchain technology. This technology guarantees confidentiality by allowing users to manage theirown information, security through tamper-resistance and traceability, and convenience by enabling users to easily present information that has beencertified by a third party.

■Comment from Masahito Okuma, CEO at Crypto Garage
Eiken has contributed to the spread of practical English in Japan for more than 60 years, and is now widely known
throughout the country, from children to adults, and is expected to play an even more important role in university andhigh school entrance examinations. We feel very honored to be able to contribute to the implementation of this “DigitalCertificate” by providing a highly advanced method of authentication and proof through our blockchain technology. We
will continue to respond to the needs of all industries through next-generation technology.
■Future roadmap
Crypto Garage will continue to develop and provide high-standard financial services utilizing blockchain technology andcryptography through collaboration with DG Group assets and partners. It will also contribute to the creation of nextgeneration social structures and the development of a sustainable society.
【Company overview】
NameDigital Garage, Inc.

Location

DG Bldg., 3-5-7 Ebisu Minami, Shibuya-ku, Tokyo 150-0022, Japan
Shibuya PARCO DG Bldg., 15-1 Udagawa-cho, Shibuya-ku, Tokyo 150-0042, Japan

Established

August 17th, 1995

RepresentativeKaoru Hayashi, Representative Director, President Executive Officer and Group CEO
Guided by the Purpose "Designing "new contexts" for a sustainable society andimplementing them in society through technology," we have a payment that provides aBusinessdiverse and comprehensive payment platform as one of the largest payment service
providers in Japan, which plays a key role in social infrastructure. DG also operates amarketing business that provides one-stop solutions in the digital and real world, and astartup investment and development business that reaches out to potential startups andtechnologies in Japan and worldwide.

Websitehttps://www.garage.co.jp/en/

Name

Crypto Garage, Inc.

Location

DG Bldg., 3-5-7 Ebisu Minami, Shibuya-ku, Tokyo 150-0022

Established

September 2018

Representative

Masahito Okuma, CEO

Crypto Asset Exchange
Registration Number

Kanto Finance Bureau 00029

Crypto Garage, Inc. PR Office Email︓dg-cc@garage.co.jp

Tel: 070-3853-0756

May 24, 2024
Crypto Garage, Inc.

NEWS RELEASE
M01e1mbershipJapan Virtual and Crypto asset Exchange Association
Global Digital FinanceBusiness

R&D and commercialization of financial services using blockchain

Websitehttps://cryptogarage.co.jp/en/

Name

DOU, inc.

Location

Shibuya PARCO DG Bldg., 15-1 Udagawa-cho, Shibuya-ku, Tokyo 150-0042, Japan

Established

August 2018

Representative

Tatsuya Ishibe, CEOBusinessengaged in human resource development and recruitment support business using theCareer Passport / digital certificate issuance support business.

Websitehttps://dou.id/

Crypto Garage, Inc. PR Office Email︓dg-cc@garage.co.jp

Tel: 070-3853-0756