Coincheck, Inc. (Monex Group)
Compliance snapshot
- JFSA crypto-asset exchange service provider registration
- Owned by Monex Group; US-listed holding structure since 2024
- Trustpilot 3.5/5 · 480 reviews
- January 2018 NEM theft of USD 530m; customers reimbursed
JFSA-registered and owned by a listed financial group, with remediated controls; the 2018 NEM theft remains the largest single incident on file for the venue.
Licenses & registrations
- 🇯🇵 JapanAuthorizedCrypto-asset exchange service provider registrationFinancial Services AgencyJFSAKanto Bureau 000142019-01-11Verify at source
Reputation
- App Store
- 4.3
- Google Play
- 3.8
Recent press
- 2026-06-30Coincheck parent reports steady crypto revenueNeutral
Reuters — Monex Group cited stable domestic trading volumes.
- 2026-04-11Nasdaq-listed structure completes first full yearNeutral
Bloomberg — The holding company published its first annual report since listing.
- 2026-01-28Coincheck adds institutional reporting toolsPositive
CoinDesk — Portfolio reporting for corporate clients was launched.
- 2025-09-17Japanese venues raise cold-storage ratiosPositive
Financial Times — Coincheck said the majority of customer assets sit offline.
- 2025-05-23Marketing practices reviewed by regulatorNeutral
Reuters — A routine supervisory review covered advertising disclosures.
Incidents & enforcement
- 2018-01-26HackUSD 530,000,000
Theft of NEM tokens from an internet-connected wallet; all affected customers were reimbursed by the operator.
- 2018-03-08Enforcement
JFSA business improvement orders following the theft; remediation completed before registration was granted in 2019.