# Filing Detail

Form 20-F - Annual and transition report of foreign private issuers [Sections 13 or 15(d)]:
SEC Accession No. 0001628280-26-046005
Filing Date
2026-06-29
Accepted
2026-06-29 16:25:27
Documents
149
Period of Report
2026-03-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 20-F | cnck-20260331.htm iXBRL | 20-F | 3614006
2 | EX-8.1 | ex81_listofsubsidiariesofc.htm | EX-8.1 | 5325
3 | EX-12.1 | ex121_principalexecutiveof.htm | EX-12.1 | 8930
4 | EX-12.2 | ex122_principalfinancialof.htm | EX-12.2 | 8925
5 | EX-13.1 | ex131_principalexecutiveof.htm | EX-13.1 | 4687
6 | EX-13.2 | ex132_principalfinancialof.htm | EX-13.2 | 4822
7 | EX-15.1 | a151consentofkpmgazsallc.htm | EX-15.1 | 1959
13 |  | cnck-20260331_g1.jpg | GRAPHIC | 24499
14 |  | cnck-20260331_g2.jpg | GRAPHIC | 43905
15 |  | cnck-20260331_g3.jpg | GRAPHIC | 19888
16 |  | cnck-20260331_g4.jpg | GRAPHIC | 341485
| Complete submission text file | 0001628280-26-046005.txt |  | 17295009

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
8 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | cnck-20260331.xsd | EX-101.SCH | 132653
9 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | cnck-20260331_cal.xml | EX-101.CAL | 189290
10 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | cnck-20260331_def.xml | EX-101.DEF | 501052
11 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | cnck-20260331_lab.xml | EX-101.LAB | 1069110
12 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | cnck-20260331_pre.xml | EX-101.PRE | 805596
153 | EXTRACTED XBRL INSTANCE DOCUMENT | cnck-20260331_htm.xml | XML | 3182215

Mailing Address NIEUWEZIJDS VOORBURGWAL 162 1012 SJ AMSTERDAM Netherlands
Business Address NIEUWEZIJDS VOORBURGWAL 162 1012 SJ AMSTERDAM Netherlands 31-20-522-2555
Coincheck Group N.V. (Filer) CIK: 0001913847 (see all company filings)

EIN.: 000000000 | State of Incorp.: P7 | Fiscal Year End: 0331
Type: 20-F | Act: 34 | File No.: 001-42438 | Film No.: 261136050
SIC: 6199 Finance Services
(CF Office: 09 Crypto Assets)