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WEBTHREEPEDIA RESEARCH

[DEEP DIVE] Japan Reclassifies Crypto, Cuts Tax From 55% to 20%

Zephyra|July 14, 2026|BPF
EXECUTIVE SUMMARY

Japan's House of Representatives passed a bill on June 11, 2026 reclassifying crypto assets as financial instruments under the Financial Instruments and Exchange Act (FIEA), moving them out of the Payment Services Act framework that has governed them since 2017. The legislation, approved by Cabin...

"Under the leadership of the new foundation, ETH has the potential to become the settlement layer for the AI era." — Tom Lee, Fundstrat Global Advisors, keynote at WebX 2026, Tokyo, July 13, 2026

Executive Summary

Japan's House of Representatives passed a bill on June 11, 2026 reclassifying crypto assets as financial instruments under the Financial Instruments and Exchange Act (FIEA), moving them out of the Payment Services Act framework that has governed them since 2017. The legislation, approved by Cabinet on April 10, now awaits upper house passage before becoming law with implementation expected in 2027.

The reclassification carries a flat 20% capital gains tax rate — down from the current progressive structure that peaks at 55% — and introduces a three-year loss carryforward provision. It also creates a legal pathway for crypto exchange-traded funds (ETFs) in Japan, a product currently unavailable to the country's estimated 12.4 million retail crypto holders sitting on approximately ¥4.26 trillion (~$27.5 billion) in assets under custody, according to data published by the Japan Virtual and Crypto-assets Exchange Association (JVCEA).

Prime Minister Sanae Takaichi reinforced the policy direction on July 13, 2026 in a video address to the WebX 2026 conference in Tokyo, reaffirming the government's ¥10 trillion annual startup investment target by fiscal 2027 and its goal of producing 100 unicorn companies. The speech marked the third consecutive year a sitting Japanese prime minister has addressed WebX, following Fumio Kishida in 2024 and Shigeru Ishiba in 2025 — a pattern that signals Web3 has become embedded in Japan's bipartisan economic agenda rather than treated as a niche technology issue.

Table of Contents

  1. The FIEA Bill: What Changes
  2. Tax Reform: The 55%-to-20% Shift
  3. What the Bill Excludes
  4. The ETF Pathway
  5. SBI Holdings: Building Asia's On-Chain Finance Stack
  6. WebX 2026 and Policy Continuity
  7. Japan vs. Asia-Pacific Peers
  8. Market Context: Scale of Japan's Crypto Economy
  9. Key Takeaways
  10. Conclusion

The FIEA Bill: What Changes

The core legislative change moves crypto assets from the Payment Services Act (PSA) — where they have been regulated alongside prepaid cards and remittance services — into the Financial Instruments and Exchange Act, Japan's primary securities law.

Under the new framework:

  • Crypto is classified as a "financial product for asset formation" rather than a speculative or payment instrument. The Financial Services Agency (FSA) stated the change reflects crypto's growing role as a mainstream investment product.
  • Insider trading restrictions apply. Exchange operators and company insiders will be prohibited from trading tokens on the basis of unpublicized material information, mirroring rules applied to listed securities under existing FIEA provisions.
  • Exchange operators face enhanced reporting and conduct obligations. The reclassification elevates supervisory requirements, bringing crypto exchanges closer to the compliance framework governing securities brokerages.
  • A legal pathway for crypto ETFs is created. For the first time, Japanese fund managers will be able to structure and list exchange-traded products tied to crypto assets, subject to FSA approval.

The bill passed the House of Representatives on June 11, 2026. It must clear the House of Councillors (upper house) before it becomes law. New FIEA rules are expected to take effect in 2027 if the upper house approves.

Tax Reform: The 55%-to-20% Shift

Under the current system, crypto profits are classified as "miscellaneous income" and taxed at progressive rates that range from 15% to 55% (including the 10% local inhabitants tax). This structure has been widely cited as a barrier to retail participation and a primary reason capital and talent migrated to jurisdictions such as Singapore, Dubai, and Hong Kong.

The FIEA bill introduces a flat 20.315% capital gains rate for "specified crypto assets" — approximately 105 tokens listed on FSA-approved exchanges including bitFlyer, Coincheck, and GMO Coin. This aligns crypto's tax treatment with equities and foreign exchange gains.

Key provisions:

| Feature | Current Regime | Post-FIEA | |---------|---------------|-----------| | Tax classification | Miscellaneous income | Separate taxation (capital gains) | | Maximum rate | 55% | 20.315% | | Loss carryforward | Not available | 3-year carryforward | | Loss offset | Same category only | Offset against other specified crypto gains | | Filing | Annual return required | Annual return required |

Effective date: Tax changes are expected to take effect January 1, 2027 or January 1, 2028, depending on the legislative session in which the bill receives final approval.

What the Bill Excludes

The reform is not comprehensive. Several categories of crypto activity remain outside the 20% rate:

  • Staking rewards: Income from staking continues to be classified as miscellaneous income, taxed at progressive rates up to 55% at the time of receipt.
  • DeFi yields and liquidity pool income: Same treatment as staking — miscellaneous income, progressive rates.
  • NFT profits: NFT sales and royalties remain outside the FIEA framework and continue to be taxed as miscellaneous income.
  • Trades on foreign (unregistered) exchanges: Only transactions executed on JVCEA-registered platforms qualify for the 20% rate.
  • Stablecoins: Explicitly excluded from the FIEA framework. Stablecoins continue to be governed under the Payment Services Act, where Japanese banks and trust companies now have authority to issue them.

This creates a two-tier system: a "green zone" of regulated, tax-advantaged spot trading, derivatives, and ETFs on registered exchanges, and a "gray zone" where staking, DeFi, and NFTs remain subject to the old progressive structure.

The ETF Pathway

The FIEA reclassification opens the door for crypto ETFs in Japan — a product that does not currently exist in the domestic market. While no specific ETF applications have been publicly filed as of July 14, 2026, the legal framework is now in place pending upper house approval.

Context matters: the United States approved spot Bitcoin ETFs in January 2024 and spot Ethereum ETFs in May 2024. Hong Kong approved spot Bitcoin and Ethereum ETFs in April 2024. Japan would be the third major market to permit regulated crypto ETFs, though it could leapfrog peers by allowing a broader range of assets — the FIEA framework covers all "specified crypto assets," not just Bitcoin and Ethereum.

Japan's 12.4 million retail crypto holders and $27.5 billion in assets under custody represent a significant addressable market for ETF issuers. Given the tax advantage — ETF gains would qualify for the 20% rate — demand could shift from direct exchange trading to wrapped ETF products.

SBI Holdings: Building Asia's On-Chain Finance Stack

The legislative reforms coincide with an aggressive acquisition and investment campaign by SBI Holdings, Japan's largest online financial conglomerate, which has deployed over $800 million in crypto-related deals in 2026 alone:

  • Bitbank acquisition: ¥46.7 billion ($288.5 million) to acquire one of Japan's largest crypto exchanges, expected to close in October 2026 pending Japan Fair Trade Commission approval. The combined entity would hold approximately ¥1.1 trillion in assets under custody and 2.92 million crypto accounts.
  • Gauntlet Series C: $125 million sole investment in the DeFi risk management platform, aiming to integrate institutional-grade on-chain risk analytics.
  • EDX Markets Series C: $76 million lead investment in the institution-only crypto marketplace that separates trading from custody through a central clearinghouse. EDX is pursuing an OCC trust charter.
  • Coinhako: Controlling stake acquisition in the Singapore-based exchange.
  • Circle Arc token presale: Participation in Circle's $222 million round.
  • Morpho token round: Participation in the $175 million investment.

According to The Block, SBI's strategy is to build "Asia's first at-scale onchain asset management business" by combining Gauntlet's institutional on-chain capabilities with the distribution it would control through Bitbank and Coinhako. The pivot to Solana — through the SBI Solana Global joint venture with the Solana Foundation — positions SBI to serve as both an exchange operator and an infrastructure provider.

WebX 2026 and Policy Continuity

PM Takaichi's July 13 video address at WebX 2026 — attended by approximately 15,000 participants from over 90 countries — linked Web3 to Japan's broader startup investment program. Key commitments:

  • ¥10 trillion ($64 billion) annual startup investment target by fiscal 2027, with Web3 ventures explicitly included in the investment scope.
  • 100 unicorn companies and 100,000 startups as five-year goals. Japan currently has 10 unicorns, according to Tracxn's May 2026 data.
  • Regulatory relief for Web3 companies, though no specific new mechanisms were announced.

The continuity of prime ministerial engagement — three consecutive years of PM addresses at WebX — contrasts with the inconsistent political attention crypto receives in other major economies. Takaichi presented Web3 as part of Japan's wider innovation strategy rather than a standalone crypto policy.

Separately, the Ripple-backed Web3 Salon, in partnership with the Japan External Trade Organization (JETRO), is offering grants of up to $200,000 to Japanese teams building on the XRP Ledger, focused on payments, tokenization, and DeFi.

Japan vs. Asia-Pacific Peers

Japan's reforms position it differently from its regional competitors:

| Jurisdiction | Crypto Tax Rate | ETF Status | Stablecoin Regime | Retail Access | |-------------|----------------|------------|-------------------|---------------| | Japan (post-reform) | 20% flat | Pathway created | PSA-regulated, bank-issuable | Full, 30+ exchanges | | Singapore | 0% (no capital gains tax) | Not permitted | MAS-regulated, licensed issuers | Restricted retail marketing | | Hong Kong | 0% (no capital gains tax) | Spot BTC/ETH approved (2024) | Stablecoin Ordinance (Aug 2025) | Retail via licensed platforms | | South Korea | 20% (effective 2026) | Not permitted | Bills competing | Full via licensed exchanges |

Japan cannot match Singapore or Hong Kong on headline tax rates, but it offers something neither does: a regulated ETF pathway combined with unrestricted retail access and a 12-million-user domestic market. Singapore bans retail crypto advertising; Hong Kong imposes suitability checks. Japan's approach is to tax at a competitive rate and regulate through the existing securities framework.

The structural question is whether Japan's ¥4.26 trillion in retail crypto custody — currently parked on exchanges — will flow into ETF products, creating the kind of institutional demand pipeline that the U.S. spot Bitcoin ETFs generated after approval.

Market Context: Scale of Japan's Crypto Economy

Japan's crypto infrastructure is among the most mature in Asia:

  • 30+ FSA-registered exchanges operating under JVCEA oversight
  • 12.4 million retail accounts holding approximately ¥4.26 trillion (~$27.5 billion) in assets, per JVCEA mid-2025 data
  • ¥120 trillion+ ($770 billion+) in annual spot trading volume across licensed exchanges in 2025, per JVCEA published data
  • ~105 approved crypto assets on the JVCEA whitelist
  • Bitcoin, Ethereum, and XRP constitute over 75% of trading volume across licensed platforms

The exchange market is expected to grow from $3.66 billion in 2025 to $28.07 billion by 2034, at a 25.4% CAGR, according to IMARC Group estimates.

Key Takeaways

  • Japan's FIEA reclassification bill passed the lower house on June 11, 2026. Upper house passage would make Japan the first G7 country to classify crypto assets as financial instruments within its primary securities law.
  • Tax reduction from 55% to 20% on specified crypto assets, with three-year loss carryforward, effective 2027 or 2028.
  • Crypto ETF pathway created for the first time in Japan, potentially opening $27.5 billion in retail custody assets to ETF products.
  • Two-tier regulatory outcome: Spot trading, derivatives, and ETFs get the 20% rate; staking, DeFi, and NFTs remain at up to 55%.
  • SBI Holdings has deployed $800M+ in crypto deals in 2026, building what it describes as Asia's first institutional on-chain finance ecosystem.
  • Three consecutive Japanese PMs have addressed WebX, embedding Web3 in bipartisan economic policy rather than niche technology discourse.
  • Japan's competitive position improves relative to Asia-Pacific peers but cannot match Singapore or Hong Kong's zero capital gains rates.

Conclusion

Japan's FIEA bill represents the most comprehensive crypto regulatory overhaul in any G7 economy. The reclassification from payment service to financial instrument, combined with the tax cut and ETF pathway, addresses the three structural complaints that have limited Japan's crypto market despite its large retail base: punitive taxation, regulatory ambiguity, and lack of institutional products.

The bill's exclusions — staking, DeFi, NFTs, and foreign exchange trades remain in the old regime — create a deliberate two-tier system that rewards regulated, domestic activity over permissionless or offshore participation. Whether that design choice attracts capital or pushes DeFi-native users toward unregistered platforms is the open question.

SBI Holdings' $800 million deployment suggests institutional actors are not waiting for the upper house vote. The combination of regulatory clarity, a ¥120 trillion annual trading market, and 12.4 million retail accounts makes Japan a market where the policy framework and the capital deployment are moving in the same direction — a condition that has not existed simultaneously in this jurisdiction since the Mt. Gox collapse in 2014.

Sources & References

  1. Japan PM Takaichi backs Web3 startups with funding and rule changes — Crypto.news, July 13, 2026
  2. Japanese PM Takaichi Champions Web3 Innovation With 10 Trillion Yen Investment Vision — Blockonomi, July 13, 2026
  3. Japan Advances Crypto Bill to Reclassify Digital Assets and Cut Taxes to 20% — Yahoo Finance, June 2026
  4. Japan Reclassifies Crypto as Financial Instrument Under FIEA — CoinPaprika, June 2026
  5. Japan's 2026 FIEA Amendment Bill: Overview and Practical Implications — So & Sato Law Offices
  6. Japan Crypto FIEA Bill 2026: Tax Cut to 20% and ETF Pathway — SpotedCrypto, 2026
  7. SBI to acquire crypto exchange Bitbank for around $289m — Fintech Futures, June 2026
  8. EDX Markets raises $76 million in Series C funding round led by SBI Holdings — CoinDesk, July 7, 2026
  9. The Funding: Why Japan's SBI Holdings is investing big in crypto — The Block, July 2026
  10. Japan FSA Crypto Tax Reform 2026 — APAC FinStab, 2026
  11. Tom Lee Says Ethereum Could Lead AI-Era Finance — CryptoRank, July 2026
  12. Japan Web3 Investment Drives Growth In Startups And Crypto — Cryptonomist, July 13, 2026
  13. WebX 2026 Returns to Tokyo — BeInCrypto, July 2026
  14. Japan Cryptocurrency Market 2026: Regulations, Exchanges & Compliance Guide — Bitget Academy, 2026