Metaplanet Inc. has successfully raised over ¥10 billion through a stock acquisition rights program to double down on its Bitcoin strategy.The company plans to acquire more Bitcoins to strengthen its balance sheet, aiming to hold more than 1,600 Bitcoins.Metaplanet's stock has surged over 550% year-to-date, following Metaplanet's Bitcoin strategy.MicroStrategy's aggressive accumulation strategy has set a standard for other companies entering the cryptocurrency space.