ソース:[1] Kraken in talks to raise funds at $20 billion valuation, Bloomberg News reports (https://finance.yahoo.com/news/kraken-talks-r ...)[2] Crypto Exchange Kraken Eyes $20B Valuation in New Funding Round - ValueWalk (https://www.valuewalk.com/kraken-eyes-20b-val ...)[3] Kraken Seeks New Funding at $20B Valuation After $500M Raise - Blockhead (https://vertexaisearch.cloud.google.com/groun ...)