Company: CNCKW
Filing Date: 2025-05-09
Form Type: 6-K
Source: 0001213900-25-041581
Chunk: 0

Company: Coincheck Group N.V.
Filing Date: 2025-05-09
Form: 6-K
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16 UNDER

THE SECURITIES EXCHANGE ACT OF 1934

For the month of May 2025

Commission File Number: 001-42438

COINCHECK GROUP N.V.

(Translation of registrant’s name into English)

Nieuwezijds Voorburgwal 162

1012 SJ Amsterdam

The Netherlands

(Address of principal executive offices)</div>

Indicate by check mark whether the registrant
files or will file annual reports under cover of Form 20-F or Form 40-F:

<div align='center'>Form 20-F ☒
Form 40-F ☐</div>

Coincheck Group N.V. (“Coincheck Group”) is furnishing
this Report on Form 6-K to provide the below update to investors:

On May 9, 2025, Monex Group, Inc. (“Monex”), a Japanese joint
stock company (kabushiki kaisha) listed on the Tokyo Stock Exchange, and the controlling shareholder of Coincheck Group, released
its financial results for the fiscal year ended March 31, 2025. Monex’s update, includes certain information related to Coincheck
Group, which is denoted as “Crypto Asset Segment,” “Coincheck, Inc.,” “Coincheck Group N.V.” and “Coincheck.”
The results are publicly available at https://www.monexgroup.jp/en/investor.html, where Monex has posted a Consolidated Financial Summary,
Presentation Materials, and a DATABOOK. The aforementioned information relates to Monex on a consolidated basis, which includes certain
segment data related to Coincheck Group, in addition to data for other segments that are not related to the results of Coincheck Group.
Such information should not be viewed as a substitute for the earnings information for the fourth quarter and fiscal year ended March
31, 2025 that Coincheck Group plans to announce on Tuesday, May 13, 2025, as previously disclosed. The results published by Monex present
only limited metrics related to Coincheck Group and are based on different accounting standards and presentation styles as compared to
the standards and formatting utilized by Coincheck Group. Furthermore, the Monex results are designed conform to particular regulations
and expectations applicable to