Japan Plans to Bring Crypto Assets Under Stock Regulatory Framework, Bill Expected to Take Effect Next Year
Claire Weston
Japan's lower house passed a bill placing crypto assets under the Financial Instruments and Exchange Act, the same framework governing stocks and bonds; capital-gains tax drops from up to 55% to a flat 20%, and Bitcoin ETFs could list as early as next year — a landmark shift from ad-hoc oversight to unified regulation.
What does this bill actually change?
Crypto assets will be classified as financial instruments, subject to the same trading rules as stocks and bonds. This means → exchanges, brokers, and investors all operate under one unified legal standard.
The bill passed the lower house this week and is expected to take effect next year after upper-house review.
In plain terms = crypto in Japan had no clear legal identity before; now it gets the same regulatory passport as listed securities.
What does the tax cut mean for investors?
Capital-gains tax on tokens like Bitcoin and Ethereum drops from a top rate of 55% to a flat 20% — matching stocks and bonds — effective 2028.
This means → the after-tax cost of holding crypto falls by roughly two-thirds, sharply increasing the incentive for long-term positions.
This reflects Tokyo's aim to keep capital onshore by leveling the tax playing field, rather than losing flows to lower-tax jurisdictions.
When can investors buy a Bitcoin ETF?
The bill removes the legal barrier to crypto-tracking ETFs. Japan Exchange Group, operator of the Tokyo Stock Exchange, expects listings as early as next year.
Until now, Japanese equity investors gained indirect Bitcoin exposure mainly through listed companies holding large reserves — Metaplanet, for example, holds over 40,000 Bitcoin.
Once ETFs launch, they compete directly with these "digital-reserve" stocks. In plain terms = investors no longer need a workaround — they can buy a Bitcoin fund the same way they buy an equity index fund.
How much tougher is enforcement?
Crypto insider trading will carry the same fines and prison terms as insider trading in listed securities.
The maximum sentence for unregistered crypto sales rises from 3 years to 10 years.
This means → regulation is not just a licensing exercise — heavy penalties are meant to make compliance non-optional.
What happens with stablecoins and banks?
Stablecoins are excluded from the new law and remain regulated as payment services.
Japan's three megabanks launched a joint stablecoin project in November 2025; the first yen-backed stablecoin, JPYC, was approved in autumn 2025 and has issued over ¥3.8 billion (roughly $24 million).
This reflects a "dual-track" regulatory strategy — trading assets go under the financial-instruments law, payment tokens stay under the payments law, each on its own track.
Our goal is to foster more innovation by building a sound trading environment — not to endorse crypto assets, but to promote healthy market development.
Masato Yoshizawa
Representative, Policy and Markets Bureau, Japan Financial Services Agency
(June 2026, during bill deliberations)
Content is for reference only, not financial advice.