Japan's fiscal year 2026 is about to implement a new crypto asset tax framework. The core logic of this reform is quite interesting—officials have officially classified crypto assets as "financial products that contribute to the formation of national assets," which is not just a wording change but a clear shift in policy attitude.

The new system focuses on transaction taxation. Gains from spot, derivatives, and ETF trading will all be subject to a separate taxation system, in other words, crypto trading income will be accounted for separately from other income. This provides a clear advantage for frequent traders. More importantly, a loss carryforward mechanism has been introduced—supporting up to 3 years of carryforward, meaning losses in one year can be offset against future gains, which was not available under the previous system.

However, the policy also clearly draws a line. Not all crypto-related income is included in the new framework. Staking rewards, lending interest, and NFT trading are still outside the scope for now, indicating that the policy is still in the exploratory stage. This reflects the cautious attitude of Japanese regulators—they aim to regulate spot and derivatives trading first, while leaving other specific areas' tax issues for later.

The emergence of this plan, to some extent, marks Japan's shift from a defensive stance to a more participatory one regarding crypto assets. It sends a signal to the market: the government is willing to create a more transparent and fair tax environment for crypto trading. For traders and institutional investors active in Japan, this is undoubtedly a positive development.