Metaplanet Acquires Siiibo Securities for $13.1 Million — Expands Bitcoin Ecosystem in Japan
By John Nada·Jun 12, 2026·3 min read
Metaplanet's $13.1M acquisition of Siiibo aims to integrate Bitcoin into Japan's finance, amid regulatory shifts embracing digital assets.
Metaplanet's strategic acquisition of Siiibo Securities for 2.1 billion yen ($13.1 million) marks a significant milestone in the company's efforts to establish a Bitcoin-centric financial ecosystem in Japan. This acquisition is not merely a business maneuver but a calculated step in Metaplanet's broader Project Nova initiative, which seeks to integrate Bitcoin into the traditional financial landscape of Japan. The deal, expected to close in July, will see Siiibo Securities transformed into Metaplanet Securities, a wholly owned subsidiary, thereby strengthening Metaplanet's position in the Japanese market.
Simon Gerovich, CEO of Metaplanet, emphasized the strategic importance of this acquisition, highlighting that it provides Metaplanet with the necessary licenses and platforms to develop and distribute Bitcoin-related yield products directly to Japanese investors. This move is supported by Metaplanet's substantial Bitcoin holdings, which include 40,177 BTC valued at approximately 457.6 billion yen ($2.8 billion). This makes Metaplanet the largest publicly listed Bitcoin holder in Japan and the third-largest globally, according to Bitcoin Treasuries data.
The acquisition of Siiibo Securities, a licensed financial instruments business operator, is a key component of Metaplanet's strategy to introduce income-oriented products such as BTC-linked bonds. This strategic positioning comes at a time when Japan is experiencing significant regulatory shifts that could redefine the role of digital assets within its financial sector. The Japanese Lower House's recent passage of a bill to integrate crypto assets into the financial instruments framework is a testament to this evolution. This legislative change opens up opportunities for the development of crypto exchange-traded funds (ETFs) and could lead to more favorable tax treatments for digital assets.
The evolving regulatory landscape in Japan is also reflected in the activities of other major financial entities within the country. The Japan Securities Clearing Corporation, in collaboration with Mizuho, Nomura, and Digital Asset, is conducting a proof of concept to explore the use of Japanese government bonds as digital collateral on the Canton Network. This initiative underscores a broader industry trend towards the digitization of traditional financial instruments, aligning with Metaplanet's vision of a Bitcoin-integrated financial ecosystem.
Moreover, financial institutions like SBI Shinsei Bank are actively exploring crypto-linked rewards programs. These innovative financial products aim to provide customers with deposit-linked crypto rewards, redeemable for Bitcoin, Ether, or XRP through SBI VC Trade. Such developments indicate a growing acceptance and integration of digital assets within Japan's financial infrastructure, setting the stage for a potential transformation in how financial services are offered and consumed.
The acquisition of Siiibo Securities by Metaplanet is a crucial step in positioning the company as a leader in the burgeoning digital finance landscape in Japan. As Metaplanet leverages Siiibo's existing licenses and platforms, it is poised to introduce innovative financial products that cater to the growing demand for digital asset investment opportunities among Japanese investors. This strategic expansion aligns with Metaplanet's commitment to pioneering financial innovation and reinforcing Bitcoin's role as a foundational element of Japan's financial future.

