Japan’s Finance Minister Katsunobu Kato just endorsed crypto as a legitimate portfolio diversification tool at the Digital Assets Forum 2025. This marks a complete 180 from Japan’s previous crypto crackdown after exchange hacks. The government wants to slash crypto tax rates from 55% to 20%, matching equity taxation. Corporate giant Metaplanet now holds nearly $2 billion in Bitcoin and made it into the FTSE Japan Index. Japan’s aiming to become a global crypto hub, and the implications extend far beyond taxes.

Japan’s Finance Minister just threw his weight behind crypto, and it’s not what anyone expected from a country that once treated digital assets like financial kryptonite. Katsunobu Kato stood up at the Digital Assets Forum 2025 in Tokyo and basically said what crypto enthusiasts have been screaming from rooftops for years: digital assets belong in diversified investment portfolios.
This is the same Japan that went nuclear on crypto regulations after exchange hacks left investors burned. Now their Finance Minister is talking about crypto as a legitimate portfolio diversifier. The irony is thick enough to cut with a blockchain. While other markets face chaos, Japan seems to be following Hong Kong’s methodical approach to crypto regulation and market stability.
From crypto crackdowns to portfolio endorsements – Japan’s regulatory whiplash is more dramatic than Bitcoin’s price swings.
Kato emphasized that cryptocurrencies can actually mitigate portfolio risk when incorporated properly. Revolutionary stuff, apparently. He’s pushing for a proper investment framework to handle crypto volatility, because even government officials understand that Bitcoin‘s wild swings aren’t exactly retirement-friendly without guardrails.
The real game-changer? Japan’s ruling Liberal Democratic Party wants to slash crypto taxes from a brutal 55% progressive rate down to a flat 20%. That would put crypto gains on equal footing with equities. Suddenly, holding Bitcoin doesn’t feel like volunteering for financial punishment.
This tax reform could attract both retail investors and institutions who’ve been sitting on the sidelines, watching their potential profits get devoured by ridiculous tax rates. Predictable tax liabilities make planning possible. Novel concept.
Meanwhile, Metaplanet, Japan’s biggest corporate Bitcoin holder, just got added to the FTSE Japan Index. They’re sitting on nearly $2 billion in Bitcoin assets after adding another $11.7 million recently. When corporate Bitcoin holdings start appearing in traditional equity indices, something fundamental is shifting.
Japan’s transformation from crypto skeptic to potential digital asset hub didn’t happen overnight. Former Prime Minister Fumio Kishida adopted Web3 technologies to keep tech talent from fleeing the country. Smart move, considering the alternative was watching innovation happen elsewhere. Japan’s Financial Services Agency recently approved the first yen-denominated stable coin, marking another milestone in the country’s digital asset evolution.
The government wants clear, equities-style insider trading rules for crypto. They’re building trust through regulation, not despite it. The push for clear guidelines demonstrates Japan’s commitment to creating a transparent framework that protects investors while fostering innovation in the crypto sector. If Japan pulls this off, they might just become the global blueprint for how developed nations handle digital assets. Bitcoin going national in Japan? It’s looking less like fantasy and more like policy.