Bitcoin treasury firm Metaplanet has agreed to acquire Siiibo Securities, a licensed Type I brokerage in Japan. The deal supports its Project Nova strategy and comes as Metaplanet shares rise 3.57 percent to ¥232 on the Tokyo market. Metaplanet has confirmed an agreement to acquire 100% of Siiibo Securities, a licensed Type I securities firm in Japan. Siiibo is famous for its role in Japan’s online corporate bond market and will be renamed Metaplanet Securities after the deal closes.