Announcement of Subsidiary’s Release

TOKYO, December 10, 2021 – Coincheck, Inc., a subsidiary of Monex Group, Inc., issued thefollowing press release today.

Attachment: Summary of Coincheck, Inc. press releaseCoincheck Wins the White Company Award in the Welfare Category
Recognized for welfare policies and support systems that enable employees to balance work during
pregnancy, child rearing or other life stages.

Akiko Kato
Yuki Nakano, Minaka Aihara
Corporate Communications Office
Investor Relations, Financial Control Department
Monex Group, Inc.
Monex Group, Inc.
+81-3-4323-8698+81-3-4323-8698
This material is an English translation of a Japanese announcement made on the date above. Although the Company intended
to faithfully translate the Japanese document into English, the accuracy and correctness of this English translation is notguaranteed and thus you are encouraged to refer to the original Japanese document. This translation was made as a matter ofrecord only and does not constitute an offer to sell or to solicit an offer to buy securities in the U.S.
Contact:

[Press Release]
December 10, 2021
Coincheck, Inc.

Coincheck Wins the White Company Award in the Welfare CategoryRecognized for welfare policies and support systems that enable employees to balance
work during pregnancy, child rearing or other life stages.
Coincheck, Inc. (Head office: Shibuya-ku, Tokyo, President: Satoshi Hasuo, hereinafter referred to as"Coincheck") is pleased to announce that it has been selected to receive the White Company Award in
the welfare category in the 7th White Company Awards program organized by JWS Japan White Spread(hereinafter, JWS). White Company Awards are conferred on White Company certified companies thathave exemplary HR systems or initiatives. This is the second time Coincheck has been recognized witha White Company Award following the receipt of a White Company Award for the first half of 2021 in
the flexible workstyle category.
In addition to its core namesake crypto asset trading service, Coincheck is steadily expanding its
operations with such new services as Coincheck NFT (β version), an NFT marketplace, Coincheck IEO,
an IEO platform that supports the formation of communities and serves as a means of capitalprocurement, and Sharely, a virtual shareholder meeting support service. To accommodate thisexpansion, Coincheck is enhancing its recruitment efforts and organizational structure with the aim todouble the number of employees in fiscal 2022.
This latest White Company Award was conferred to Coincheck in recognition of its exceptional
employee welfare programs that support flexible workstyles to accommodate various life stages.

Reasons for being selected for the White Company Award in the welfare category:
The average age of Coincheck employees is 34, which often coincides with marriage or the start of childrearing. To support the many employees entering a new phase in life, the company has implemented various
programs related to pregnancy, childbirth, and childcare. More specifically, Coincheck offers monthly “careleave” to employees for female-specific ailments, for infertility treatment and for spouses to accompany theirpartners to infertility treatment. In addition, Coincheck offers female employees paid leave for doctor
appointments before and after childbirth and other programs to create a better working environment forwomen. These and other such welfare policies were highly regarded and cited as reasons for the award.

Announcement of the Winning Companies of the 7th White Company Awards!
https://jws-japan.or.jp/news/20211118-01/
Example of Coincheck’s employee welfare programs:
Policies to enable workstyles that accommodate various life stages- A retirement age extension and flexible retirement system- Paid leave for doctor visits before and after childbirth- Paid caregiver leave- A new “care leave” for female-specific ailments and infertility treatment
Well-being programs- Online yoga classes and fitness services- In-house counseling services- Regular dissemination of health-related information
In addition to the above, Coincheck implements a wide variety of initiatives with the goal to create anorganization that respects diversity and realizes both individual and corporate growth. For further details
about our work environment, please refer to the page below:
https://corporate.coincheck.com/recruit/environment