[Japan National Tax Agency: Cryptocurrency Back Taxes for 2024 Amount to 4.6 Billion Yen] On December 11, the Japan National Tax Agency announced that in 2024, 613 on-site investigations were conducted on individuals involved in cryptocurrency transactions, resulting in back taxes amounting to approximately 4.6 billion yen, a year-on-year increase of about 31.4%. The agency focused on transactions such as DeFi and airdrops, utilizing AI-assisted screening. If concealment or fraud is detected, an additional penalty tax of up to 40% may be imposed. Currently, the Japanese government is discussing adjusting cryptocurrency income to a 20% separate taxation system, with the relevant direction expected to be clarified by the end of the year.