クイックスタート：5分で暗号資産を購入
登録
Binance、Bybit、またはOKXでアカウントを作成
入金
銀行振込またはカードで資金を追加
購入
Bitcoin、Ethereum、またはその他の暗号資産を購入
完全ステップバイステップガイド
Choose an Exchange
Pick a reputable exchange based on fees, security, and available coins
プロのコツ
- Compare fees between exchanges
- Check if available in your country
- Read reviews and security track record
Most beginners start with Bitcoin. If you want to understand why, read our in-depth guide on what Bitcoin is and how it works.
手数料計算機
支払い方法ごとの手数料を確認できます。手数料は投資成果に大きく影響することがあります。 For a complete breakdown of exchange fees, spreads, and hidden costs, check our trading fees guide.
初心者におすすめの取引所
Choosing the right exchange is the most important first step. For a detailed comparison of fees, features, and security, see our best crypto exchange 2026 rankings.
初心者が避けるべきよくあるミス
Security is paramount when buying crypto. Read our comprehensive crypto security guide to learn how to protect your assets from day one.
Investing more than you can afford to lose
Only invest money you won't need for at least 3-5 years
Not enabling 2FA security
Always enable Two-Factor Authentication immediately after signup
Sharing seed phrases or passwords
Never share your recovery phrase - legitimate services never ask for it
Buying based on hype or FOMO
Research before buying. If it sounds too good to be true, it probably is
Not writing down recovery phrases
Write down your seed phrase on paper and store it safely offline
Keeping large amounts on exchanges
Move significant holdings to a hardware wallet for maximum security
支払い方法の比較
| 方法 | 手数料 | 速度 | 上限 | おすすめ用途 |
|---|---|---|---|---|
Bank Transfer | 0-1.5% | 1-3 days | High | Lowest fees, High limits |
Credit/Debit Card | 2-5% | Instant | Medium | Instant, Convenient |
P2P Trading | 0-2% | Varies | Flexible | Flexible payment, No KYC sometimes |