Cryptocurrency marketplace operators must register with the FSA, but no clear regulations govern the transactions themselves. Certain exchanges ...
source https://www.google.com/url?rct=j&sa=t&url=https://asia.nikkei.com/Spotlight/Bitcoin-evolution/Caps-on-cryptocurrency-margin-trades-weighed-in-Japan&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNHnDH7F5HWqP9M4mRqrl30YiY72kg
