The world of cryptocurrency trading continues to evolve, and for many Japanese investors, overseas exchanges have become a preferred choice due to their wide range of features, low fees, and access to emerging digital assets. Unlike domestic platforms restricted by Japan’s Financial Services Agency (FSA) regulations, international exchanges offer greater flexibility, higher leverage, and faster listings of new tokens.
This guide provides a comprehensive overview of the top 10 overseas cryptocurrency exchanges in 2025, along with key selection criteria, benefits, risks, and a step-by-step onboarding process. Whether you're a beginner or an experienced trader, this article will help you make informed decisions in the global crypto market.
Why Choose an Overseas Cryptocurrency Exchange?
Overseas crypto exchanges operate outside Japan’s regulatory framework, allowing them to offer services that domestic platforms cannot. These include:
- Access to thousands of altcoins and meme tokens
- High-leverage trading (up to 150x–500x)
- Lower transaction fees and tighter spreads
- Zero-cut systems that protect against negative balances
- Generous sign-up and deposit bonuses
- Higher liquidity for faster order execution
These advantages make international exchanges particularly attractive for active traders, yield seekers, and those looking to diversify beyond Bitcoin and Ethereum.
👉 Discover how top global traders maximize returns with advanced tools and low-cost platforms.
Top 10 Overseas Crypto Exchanges in 2025
1. Best Wallet – Best for Beginners & Self-Custody
Best Wallet stands out as a secure, user-friendly mobile wallet and exchange hybrid. It supports over 1,000 cryptocurrencies across 60+ blockchains and integrates a built-in decentralized exchange (DEX), allowing users to swap tokens instantly without leaving the app.
Key features:
- Non-custodial security: Users control their private keys
- Built-in DEX and staking: Trade and earn yield in one place
- BEST token utility: Holders enjoy up to 90% fee discounts
- Launchpad access: Participate in early-stage token sales
- Biometric authentication and 2FA: Enhanced security
With its intuitive interface and strong focus on privacy, Best Wallet is ideal for both new and intermediate users who value asset control and simplicity.
2. MEXC – Best for Altcoin & Meme Coin Traders
Founded in 2018 and based in Seychelles, MEXC lists over 3,000 cryptocurrencies, making it one of the largest exchanges for altcoins and new projects. It's known for fast token listings—often within hours of launch—appealing to trend-following investors.
Highlights:
- Zero maker fees, taker fees from 0.05%
- Up to 200x leverage on futures
- No KYC required for withdrawals up to 20 BTC/day
- Japanese language support
- Frequent promotions, including up to 8,000 USDT in futures bonuses
MEXC is perfect for traders seeking early access to trending tokens like SOON or PENGU.
3. Margex – Best for High-Leverage Derivatives
Margex specializes in leveraged trading with up to 100x leverage and a unique AI-powered "MP Shield" system designed to detect price manipulation.
Notable features:
- Low fees: 0.019% maker / 0.06% taker
- No KYC needed for full trading access
- Up to 5% APY on staking with no lock-up period
- Copy trading available
- Supports Apple Pay and credit card purchases via Paybis integration
While it offers fewer trading pairs (~46), its focus on security, anonymity, and high leverage makes it a solid pick for derivatives traders.
4. CoinEx – Best for Security & Transparency
Established in 2017 and headquartered in Hong Kong, CoinEx handles over 600 cryptocurrencies and emphasizes transparency through regular Proof of Reserves audits.
Standout features:
- CET token benefits: Fee discounts and VIP perks
- CoinEx Shield Fund: 10% of trading fees set aside to cover potential losses
- High-performance matching engine (10,000 TPS)
- Multi-layered security: cold wallets, 2FA, IP monitoring
CoinEx has won multiple industry awards in 2025 for its reliability and user experience.
5. Bybit – Best for Derivatives & Multi-Market Access
Bybit ranks among the top global exchanges by derivatives volume, offering up to 125x leverage, spot trading, NFT marketplace, Web3 wallet, and copy trading.
Despite a major hack in early 2025 where $1.5 billion in ETH was stolen, Bybit reimbursed all users within 72 hours—boosting trust in its resilience.
Key strengths:
- Over 1,200 cryptocurrencies supported
- Seamless cross-asset copy trading (crypto, forex, commodities)
- Bybit Pay enables fiat-crypto settlements
- Strong Japanese language support
Bybit is ideal for advanced traders seeking a full-suite trading ecosystem.
6. BloFin – Best for Anonymous High-Leverage Trading
BloFin offers up to 150x leverage and supports over 530 perpetual futures pairs, including niche tokens like GST. It emphasizes privacy with no mandatory KYC.
Security highlights:
- Powered by Fireblocks and Chainalysis
- 1:1 collateral backing
- Third-party insurance coverage
Low fees and anonymous access make BloFin a favorite among experienced traders focused on risk-managed derivatives strategies.
7. KCEX – Best for Low-Cost Spot & Futures Trading
Launched in 2021, KCEX offers ultra-low fees:
- 0% maker fee on spot and futures
- 0.02% taker fee on futures
With up to 100x leverage, KCEX is ideal for cost-sensitive traders. However, it only supports crypto deposits—no fiat on-ramps.
8. BingX – Best for Social & Copy Trading
As the world’s first social crypto trading platform, BingX allows users to copy top traders automatically.
Features:
- Fixed-margin and per-order copy trading modes
- Supports TradingView signal integration
- Grid trading and multi-order types
- Full collateral transparency (1:1 reserve)
Its beginner-friendly UI and educational resources make BingX excellent for learning while earning.
9. PrimeXBT – Best for Multi-Market CFDs
PrimeXBT lets users trade not just crypto but also stocks, forex, gold, and oil—all using BTC or USDT as collateral.
Advantages:
- Up to 100x leverage
- No KYC—register with email only
- Low trading fees
- Copy trading included
Ideal for intermediate-to-advanced users comfortable with English interfaces.
10. Bitunix – Best for User-Friendly Futures Trading
Bitunix focuses on futures trading with a clean interface and robust order tools like stop-loss and take-profit.
Details:
- Competitive fees: 0.02% maker / 0.06% taker (futures)
- Supports over 270 cryptocurrencies including Bitcoin Cash
- Multi-window layout: view up to 16 charts simultaneously
Great for scalpers and hedgers looking for a responsive platform.
Benefits of Using Overseas Crypto Exchanges
Wide Selection of Tradable Assets
Exchanges like MEXC list thousands of altcoins unavailable on Japanese platforms due to FSA restrictions. This enables exposure to high-growth sectors like DeFi, GameFi, NFTs, and meme coins.
👉 Access emerging crypto projects before they go mainstream.
High Leverage Trading (Up to 150x)
While Japan caps leverage at 2x, overseas platforms allow up to 150x–500x, enabling significant returns from small price movements—ideal for short-term traders.
Lower Fees & Tighter Spreads
Many overseas exchanges offer near-zero maker fees and spreads under 0.1%, reducing overall trading costs—especially beneficial for high-frequency strategies.
Zero-Cut System Protects Against Debt
Unlike domestic exchanges where you may face margin calls, platforms like Bybit use zero-cut systems—your loss is limited to your collateral.
Generous Bonus Campaigns
New users can receive sign-up bonuses worth hundreds or even thousands of dollars in trading credits—unavailable under Japan’s strict financial advertising rules.
High Liquidity & Fast Execution
Top-tier exchanges process millions of trades daily, ensuring fast order fills even during volatile markets.
Key Factors When Choosing an Exchange
| Criteria | What to Look For |
|---|---|
| Available Coins | Support for altcoins, meme coins, DeFi tokens |
| Fees & Costs | Competitive maker/taker rates, deposit/withdrawal fees |
| Staking/Yield Options | Flexible staking with high APY |
| Platform Usability | Intuitive UI, Japanese support, mobile app quality |
| Promotions | Welcome bonuses, referral programs |
Risks & Considerations
Regulatory Risk
Most overseas exchanges are unlicensed in Japan. While not illegal for individuals to use them, they fall outside FSA protection—meaning no recourse in case of fraud or insolvency.
Security & Support Concerns
Some platforms lack robust customer support in Japanese. Past incidents like Bybit’s hack highlight the importance of choosing exchanges with strong security practices (cold storage, insurance).
Tax & Compliance Complexity
All crypto gains—regardless of exchange location—must be reported in Japan as miscellaneous income. You are responsible for tracking trades, converting values using correct exchange rates, and filing accurate tax returns.
How to Get Started: A Step-by-Step Guide (Using Best Wallet)
- Download the App
Install Best Wallet from the official site (iOS/Android). - Set Up Your Wallet
Create an account, verify email/phone, enable 2FA, and securely back up your seed phrase. - Find Bitcoin or Any Crypto
Search directly from the home screen. - Buy Cryptocurrency
Use credit card or bank transfer—fees are lower than domestic platforms like Mercari.
👉 Start your crypto journey today with a trusted global platform.
Frequently Asked Questions (FAQ)
Q: Are overseas crypto exchanges legal for Japanese residents?
A: Yes. While these platforms may not be FSA-regulated, individuals can legally trade on them. However, you assume full responsibility for risks involved.
Q: Do I need to pay taxes on profits from overseas exchanges?
A: Yes. All crypto profits must be declared under Japan’s tax laws if annual gains exceed ¥200,000.
Q: Can I deposit yen into overseas exchanges?
A: Most don’t support direct JPY deposits. You’ll typically need to buy crypto on a domestic exchange first, then transfer it abroad.
Q: Is KYC required?
A: It depends. Some platforms like MEXC allow limited access without KYC; others require verification for full functionality.
Q: Which exchange is best for beginners?
A: Best Wallet and Bybit offer user-friendly interfaces, Japanese support, and educational tools—ideal starting points.
Q: How do I keep my funds safe?
A: Use strong passwords, enable 2FA, store large amounts in cold wallets, and avoid sharing seed phrases.
Final Thoughts
Overseas cryptocurrency exchanges offer compelling advantages over domestic platforms—especially in terms of asset variety, leverage options, cost efficiency, and innovation. However, they come with increased responsibility regarding security, compliance, and risk management.
By carefully selecting a reputable exchange like Best Wallet or Bybit—and leveraging tools like zero-cut systems and copy trading—you can safely explore the global crypto landscape and build a diversified digital asset portfolio in 2025.