The warning supposedly came as a result of Binance operating in Japan without a license, and was announced following the March 7 hack of the exchange.
The FSA had taken action against seven cryptocurrency exchanges—two of which were ordered to suspend business altogether.
Two crypto trade groups in Japan have agreed to create an organization that will self-regulate the cryptocurrency market.
Investigators are looking into the possibility that an overseas hacker group has gotten its hands on Coincheck’s encryption keys.
A glitch that lasted for 18 minutes gave at least seven Zaif customers a brief window to get their hands on some free coins.
Regulators will be knocking on exchanges that have pending license applications to check their risk management systems.
Customers withdrew a total of JPY40.1B on Tuesday, the first day Coincheck allowed users to get their money out of the troubled exchange.
Line currently sees over 168 million users monthly and is expected to leverage its customer numbers in launching its proposed cryptocurrency exchange.