    <SEC-DOCUMENT>0001913847-25-000033-index.html : 20251118
    <SEC-HEADER>0001913847-25-000033.hdr.sgml : 20251118
    <ACCEPTANCE-DATETIME>20251117210349
    ACCESSION NUMBER:		0001913847-25-000033
    CONFORMED SUBMISSION TYPE:	424B3
    PUBLIC DOCUMENT COUNT:		5
    FILED AS OF DATE:		20251118
    DATE AS OF CHANGE:		20251117

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Coincheck Group N.V.
    		CENTRAL INDEX KEY:			0001913847
    		STANDARD INDUSTRIAL CLASSIFICATION:	FINANCE SERVICES [6199]
    		ORGANIZATION NAME:           	09 Crypto Assets
    		EIN:				000000000
    		STATE OF INCORPORATION:			P7
    		FISCAL YEAR END:			0331

    	FILING VALUES:
    		FORM TYPE:		424B3
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-284537
    		FILM NUMBER:		251492592

    	BUSINESS ADDRESS:
    		ADDRESS IS A NON US LOCATION: 	YES
    		STREET 1:		NIEUWEZIJDS VOORBURGWAL 162
    		CITY:			1012 SJ AMSTERDAM
    		PROVINCE COUNTRY:   	P7
    		BUSINESS PHONE:		31-20-522-2555

    	MAIL ADDRESS:
    		ADDRESS IS A NON US LOCATION: 	YES
    		STREET 1:		NIEUWEZIJDS VOORBURGWAL 162
    		CITY:			1012 SJ AMSTERDAM
    		PROVINCE COUNTRY:   	P7

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Coincheck Group B.V.
    		DATE OF NAME CHANGE:	20220228
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>424B3
    <SEQUENCE>1
    <FILENAME>cnck6-kseptember2025conden.htm
    <DESCRIPTION>424B3
    <TEXT>
    Document 1 - file: cnck6-kseptember2025conden.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>revenueandtotalmcca.jpg
    <TEXT>
    Document 2 - file: revenueandtotalmcca.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>screenshot2025-10x20at1659a.jpg
    <TEXT>
    Document 3 - file: screenshot2025-10x20at1659a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>screenshot2025-10x24at1304a.jpg
    <TEXT>
    Document 4 - file: screenshot2025-10x24at1304a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>screenshot2025-11x11at1029a.jpg
    <TEXT>
    Document 5 - file: screenshot2025-11x11at1029a.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>