The live K21 price today is ¥2.21 JPY with a 24-hour trading volume of 表示できません. 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 0.89% in the last 24 hours. The current CoinMarketCap ranking is #2635, with a live market cap of ¥40,744,185 JPY. コインの循環供給量は18,451,851 K21 and a max. supply of 21,000,000 K21 coins.