Woofun AI reports that Tokyo Stock Exchange-listed Bitcoin Japan (8105) issued unsecured convertible bonds with stock subscription rights through Cayman Islands fund EVO FUND, totaling approximately 9.657 billion yen. The company allocated 662 million yen, representing 7% of the total financing, for Bitcoin purchases, marking its first direct BTC allocation since changing its name. Remaining funds are designated for undisclosed equity investments (3.756 billion yen), South African rare earth mines (3.503 billion yen), and RaaS business ventures (1.446 billion yen).