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Notice: About system error occured



Thank you for using Coincheck.

We deeply apologize for an error that shows the inappropriate price on our exchange.

We will rollback all transactions to the time when an error has occurred.


A time when an error occurred:
11:25am, May 9th, 2017 (JST)


How Coincheck resolve system error
For all transactions that have been processed during subjected time will be rolled back. User registrations, orders processed during system error, and all transactions that have not saved on blockchain will be rolled back to 11:25 am(JST)

Also, all orders that occurred right before and after the system error will be canceled. Regarding loss-cut, all orders that are subject to loss-cut before the system error will be processed.

This error is not due to an external attack such as hacking. Customers’ information and assets are safe.


Once gain, we apologize for the inconvenience occurred by system error. We will look into the cause of the incident and prevent from happening again.


The website is online. All open orders can be canceled.
Starting from 16:30 trading will be resumed again.


All features up and running.

Coincheck Cryptocurrency Exchange