The live K21 price today is ¥9.87 JPY with a 24-hour trading volume of ¥8,078,553 JPY. 弊社ではK21/JPY価格をリアルタイムで更新しています。 K21 is down 1.97% in the last 24 hours. The current CoinMarketCap ranking is #1996, with a live market cap of ¥181,476,387 JPY. コインの循環供給量は18,391,635 K21 and a max. supply of 21,000,000 K21 coins.