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Metaplanet to Buy Siiibo Securities, Eyes July Close for Expansion

Metaplanet is acquiring Siiibo Securities to expand its Bitcoin-centered financial services in Japan. The company plans to develop Bitcoin-backed financial products supported by 40,000 Bitcoins in reserve.
Metaplanet, known as Japan’s largest corporate Bitcoin treasury firm, has inked a deal to acquire Siiibo Securities, a domestic brokerage, marking its first foray into brokerage services. Announced on June 12 via their official X account, the acquisition agreement covers 100% of Siiibo Securities’ shares. The transaction is slated to close next month, with the brokerage rebranded as Metaplanet Securities thereafter.

CEO Simon Gerovich framed the acquisition as an integral part of Project Nova, Metaplanet’s multi-year plan to establish a Bitcoin-centric financial ecosystem within Japan. The move indicates a broader pivot from treasury management toward expanding offerings around Bitcoin finance. Following the takeover, the combined entity aims to develop and distribute Bitcoin-linked financial products, leveraging a substantial reserve of roughly 40,000 Bitcoins as backing for these new instruments.

The scale of the Bitcoin reserve is notable given Japan’s traditionally cautious regulatory landscape. By locking such a large Bitcoin holding behind the brokerage’s balance sheet, Metaplanet appears to be positioning itself for a range of structured products or possibly tokenized assets that target institutional and retail investors alike. The company’s pivot to financial services could pressure Japanese brokers to accelerate their own crypto adoption strategies.

While Metaplanet’s current focus lies heavily on Bitcoin, the acquisition hints at a strategic push to integrate crypto trading more deeply into Japan’s financial channels. This aligns with rising client demand for on-ramps into Bitcoin exposure combined with traditional brokerage services, especially with growing regulatory clarity around digital assets.

Traders should watch July’s closing date closely as a milestone – not just for the merger itself but for indicates around product launches and concrete plans for utilizing the Bitcoin reserves. Given Japan’s market context, regulatory feedback following the acquisition will likely steer how aggressively Metaplanet pushes crypto-enabled brokerage services in the coming months.