買う ビットコイン(BTC)

買う を ビットコイン 簡単に — ステップごとのガイド付き。
推定価格
1 BTC0.00 USD
Bitcoin
BTC
ビットコイン
$82,003
+0.61%
QRコードをスキャンしてGateアプリをダウンロード

USDでビットコイン(BTC)を購入する方法?

数量を入力
BTC/USDの取引ペアを選択し、購入数量を入力します。
注文確認
取引の詳細(BTC/USDの価格、手数料、その他の注意事項)を確認します。確認が完了したら、注文を送信します。
ビットコイン(BTC) を受け取る
支払いが完了すると、購入した BTC は自動的に Gate.com のウォレットに入金されます。

クレジットカードまたはデビットカードで ビットコイン(BTC)を購入する方法は?

  • 1
    Gate.com アカウントを作成し、本人確認を完了しましょう安全に BTC を購入するには、まず Gate.com アカウントにサインアップし、KYC 本人確認を完了して取引を保護しましょう。
  • 2
    BTC と支払い方法を選択してください「ビットコイン(BTC)を購入」セクションに移動し、BTCを選択、購入希望数量を入力し、支払い方法としてデビットカードを選択してください。その後、カード情報を入力してください。
  • 3
    購入が完了すると、BTC がすぐにウォレットに反映されます注文を確定すると、ご購入の BTC は即座に安全に Gate.com のウォレットに反映され、取引、保有、または送金にすぐに利用可能になります。

なぜビットコイン(BTC)を購入するのか?

ビットコインとは何ですか?分散型デジタルゴールドの誕生
ビットコイン(BTC)は、2008年にサトシ・ナカモトによって提案され、2009年に世界初の分散型暗号通貨として正式にローンチされました。銀行や政府などの仲介者を介さず、ピアツーピアの電子決済を可能にします。すべての取引はパブリックブロックチェーンに記録され、透明性とセキュリティが確保されます。
ビットコインはどのように機能しますか?PoWコンセンサスとブロックチェーン技術
ビットコインは、プルーフ・オブ・ワーク(PoW)コンセンサスメカニズムで動作します。アリスがボブに1 BTCを送金したいとき、マイナーは複雑な数学的問題を解くために競争します。最初に問題を解いたマイナーは、新しいビットコインをブロック報酬として獲得し、取引をブロックチェーンに記録します。このシステムはネットワークを安全にしますが、高いエネルギー消費と採掘難易度の上昇を招きます。
ビットコインの供給量と半減期メカニズム
ビットコインの供給量は2,100万枚に厳密に制限されており、絶対的な希少性を持ちます。約4年ごとに「半減期」イベントが発生し、マイナーへのブロック報酬が半分になり、新しいビットコインの生成が遅くなります。これによりビットコインのインフレ抑制特性が強化され、長期的な価格上昇の主要な要因となります。2024年末時点で、1,970万以上のビットコインが採掘されています。
価格の推移と市場への影響
ビットコインはほとんど価値がない状態で始まり、2021年には$20,000 in 2017 and hitting new highs above $60,000に達しました。極端な価格変動を経験しており、有名な「ビットコインピザデー」のように、初めて商業利用された記念日もあります。過去にはバブルや詐欺と呼ばれたこともありますが、一般層や機関投資家の採用拡大により、時価総額は1兆ドルを超えました。
ビットコイン投資の理由とリスク
インフレヘッジ&価値の保存手段:供給量の固定と半減期イベントにより、ビットコインはデジタルゴールドであり、潜在的な安全資産となります。 高い流動性:BTCは主要取引所で取引されており、ポートフォリオへの組み入れが容易です。 分散化と自律性:特定の主体による管理を受けず、ユーザーは資産を完全にコントロールできます。 技術的・規制上のリスク:高いボラティリティ、規制の不透明さ、マイニングによる環境問題、決済手段としての利用制限。
懐疑的な見解と代替的視点
革命的な技術であるにもかかわらず、ビットコインの決済手段としての効率は低く、規制リスクも依然として大きいです。一部の専門家は、ビットコインを安定した価値の保存手段というより、投機的資産と見なしています。投資家は、自身のリスク許容度を慎重に評価する必要があります。

ビットコイン(BTC) 本日の価格と市場動向

BTC/USD
Bitcoin
$82,003
+0.61%
市場
人気度
時価総額
#1
$1.64T
取引高
流通供給量
$556.18M
20.02M

現時点で、ビットコイン(BTC)の価格は1コインあたり$82,003です。流通供給量はおよそ20,025,475BTCで、時価総額は$20.02Mとなります。現在の時価総額ランキング:1。

過去24時間で、ビットコインの取引量は$556.18Mに達し、前日比で+0.61%の変動となりました。過去1週間で、ビットコインの価格は+6.45%となり、デジタルゴールドおよびインフレヘッジとしてのBTCへの継続的な需要を反映しています。

さらに、ビットコインの過去最高値は$126,080です。市場の変動性は依然として大きいため、投資家はマクロ経済の動向や規制の進展を注意深く監視する必要があります。

ビットコイン(BTC) 他の暗号資産と比較

BTC VS
BTC
価格
24時間の変化率
7日の変化率
24時間取引量
時価総額
市場ランク
流通供給量

ビットコイン(BTC) を購入した後は何をすべきですか?

現物取引
Gate.com の豊富な取引ペアを活用して、BTC をいつでも取引し、市場のチャンスを捉え、資産を増やしましょう。
Simple Earn
遊休の BTC を活用して、プラットフォームのフレキシブル型または定期型の金融商品に投資し、手軽に追加収益を得ましょう。
変換
BTC を他の暗号資産に素早く、簡単に交換できます。

Gate を通じて ビットコイン を購入するメリット

3,500以上の暗号資産から選択可能
2013年以降、一貫してトップ10の中央集権型取引所(CEX)のひとつ
2020年5月以降、100%の準備金証明
即時入出金で効率的な取引

Gateで利用可能なその他の暗号資産

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ビットコイン(BTC)に関する最新情報

2026-05-06 13:01GateNews
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比特币因 K33 发出空头挤压风险警报,出现 67 天负融资连续纪录
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比特币现货 ETF 连续 4 天净流入创纪录 16 亿美元
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哥伦比亚总统佩特罗提议在三个城市设立加勒比比特币采矿枢纽
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山寨币涨跌趋势,Ripple 和 Solana 是唯一出现正向资金流入的山寨币
その他の BTC ニュース
Bitcoin rips past $82,000, shorts liquidated after President Trump halts Hormuz operation sending oil price spiralling
via @hardeyjumoh
CryptoSlate
2026-05-06 13:18
Bitcoin rips past $82,000, shorts liquidated after President Trump halts Hormuz operation sending oil price spiralling via @hardeyjumoh
BTC
+1.36%
Just checked Polymarket and the bitcoin price predictions for July 2025 are pretty interesting. So back then, traders were betting heavy on BTC hitting the $115k zone - that had 60% odds with decent volume around $252k. The next tier up at $120k was sitting at 33% probability, which pulled in even more action with $413k in trades. Even the $130k prediction had serious liquidity at $432k despite only 8% odds.
What caught my attention though was how bearish the downside looked. The bitcoin price july 2025 bearish scenarios - anything below $100k - were getting crushed. The $90k, $95k, and $100k ranges dropped to 8%, 19%, and 38% respectively, showing traders really didn't think BTC was heading south.
Overall the sentiment was clearly tilted bullish back then. Most of the money was flowing into predictions around $110k to $120k territory for bitcoin price predictions. You could see the market was pretty confident about an upside move rather than any major correction. Interesting to look back at what traders were thinking about the bitcoin price july 2025 timeframe.
GasFeeCrybaby
2026-05-06 13:18
Just checked Polymarket and the bitcoin price predictions for July 2025 are pretty interesting. So back then, traders were betting heavy on BTC hitting the $115k zone - that had 60% odds with decent volume around $252k. The next tier up at $120k was sitting at 33% probability, which pulled in even more action with $413k in trades. Even the $130k prediction had serious liquidity at $432k despite only 8% odds. What caught my attention though was how bearish the downside looked. The bitcoin price july 2025 bearish scenarios - anything below $100k - were getting crushed. The $90k, $95k, and $100k ranges dropped to 8%, 19%, and 38% respectively, showing traders really didn't think BTC was heading south. Overall the sentiment was clearly tilted bullish back then. Most of the money was flowing into predictions around $110k to $120k territory for bitcoin price predictions. You could see the market was pretty confident about an upside move rather than any major correction. Interesting to look back at what traders were thinking about the bitcoin price july 2025 timeframe.
BTC
+1.36%
I just remembered a basic but very important concept in crypto that many newcomers to the market often confuse – that is holding coins.
Actually, hodl and hold both mean the same thing: to keep, but in crypto, holding coins is understood much more deeply. It’s not just about buying and keeping; it’s a long-term investment strategy – you buy a certain coin you trust, then decide to store it for several months, even years, until it reaches the price level you set, regardless of how the market fluctuates or declines.
This term has a pretty interesting origin. In 2013, on the Bitcoin talk forum, a member named GameKyuubi posted an article titled "I AM HODLING" (a misspelling of "holding"), and from that, this misspelled phrase became part of crypto culture to this day. Whenever someone says they are hodling coins, it means they believe that coin will take off someday, not today.
But is holding coins really effective? The answer depends heavily on when you entered the market, which coin you chose, and honestly, a bit of luck too. If you joined in early 2017, any coin you bought would have been profitable, because in less than a year, the value of these coins increased from 30 to 3,000 times. The best time to hold coins is when the market starts to "warm up" and enters an upward trend.
To become a true holder, you need to believe in blockchain technology, trust that the digital currency market will explode in the future when market capitalization can reach billions of dollars. More importantly, you need patience and perseverance, along with a sum of idle money that you don’t need to use immediately. If you love crypto but lack the time or experience to trade effectively, then holding coins is the perfect choice for you.
There is a very clear difference between holding coins and trading coins. Trading coins is short-term investing; you buy and sell coins even within 1-2 minutes when you see profit, while holding coins is long-term investing; you keep your coins for a long period. To become a good trader, you must deeply understand technical analysis, know how to use indicators like Bollinger Bands, MACD, RSI, and constantly monitor market news because coin prices are very easily affected by new information. For holders, you only need basic knowledge about how to buy and sell coins, how to store them in wallets, and how to create accounts.
I believe the best way to succeed in crypto is to combine both methods. Both holding coins for long-term profit and trading coins to generate short-term cash flow and reduce pressure. But if you decide to do both, allocate your capital separately for each strategy, even split into two different accounts. The biggest secret is "don’t put all your eggs in one basket" – capital preservation is always a top priority. When holding coins, choose top coins like Bitcoin, Ethereum, Ripple, and add some promising altcoins to diversify risk.
When BTC price drops, many factors can influence it. News about hacks, criticisms from economists, restrictions from major platforms like Google, Facebook, Twitter – all can drag the price down. But when the market is lively and BTC price rises, that’s when you need to be most steadfast. Positive signals like Bitcoin ETF development, Lightning Network gaining wider acceptance – these show that Bitcoin’s future is becoming brighter. For those who trust in holding coins and the future of BTC, these pieces of evidence will help you avoid bad decisions during market volatility.
LowCapGemHunter
2026-05-06 13:18
I just remembered a basic but very important concept in crypto that many newcomers to the market often confuse – that is holding coins. Actually, hodl and hold both mean the same thing: to keep, but in crypto, holding coins is understood much more deeply. It’s not just about buying and keeping; it’s a long-term investment strategy – you buy a certain coin you trust, then decide to store it for several months, even years, until it reaches the price level you set, regardless of how the market fluctuates or declines. This term has a pretty interesting origin. In 2013, on the Bitcoin talk forum, a member named GameKyuubi posted an article titled "I AM HODLING" (a misspelling of "holding"), and from that, this misspelled phrase became part of crypto culture to this day. Whenever someone says they are hodling coins, it means they believe that coin will take off someday, not today. But is holding coins really effective? The answer depends heavily on when you entered the market, which coin you chose, and honestly, a bit of luck too. If you joined in early 2017, any coin you bought would have been profitable, because in less than a year, the value of these coins increased from 30 to 3,000 times. The best time to hold coins is when the market starts to "warm up" and enters an upward trend. To become a true holder, you need to believe in blockchain technology, trust that the digital currency market will explode in the future when market capitalization can reach billions of dollars. More importantly, you need patience and perseverance, along with a sum of idle money that you don’t need to use immediately. If you love crypto but lack the time or experience to trade effectively, then holding coins is the perfect choice for you. There is a very clear difference between holding coins and trading coins. Trading coins is short-term investing; you buy and sell coins even within 1-2 minutes when you see profit, while holding coins is long-term investing; you keep your coins for a long period. To become a good trader, you must deeply understand technical analysis, know how to use indicators like Bollinger Bands, MACD, RSI, and constantly monitor market news because coin prices are very easily affected by new information. For holders, you only need basic knowledge about how to buy and sell coins, how to store them in wallets, and how to create accounts. I believe the best way to succeed in crypto is to combine both methods. Both holding coins for long-term profit and trading coins to generate short-term cash flow and reduce pressure. But if you decide to do both, allocate your capital separately for each strategy, even split into two different accounts. The biggest secret is "don’t put all your eggs in one basket" – capital preservation is always a top priority. When holding coins, choose top coins like Bitcoin, Ethereum, Ripple, and add some promising altcoins to diversify risk. When BTC price drops, many factors can influence it. News about hacks, criticisms from economists, restrictions from major platforms like Google, Facebook, Twitter – all can drag the price down. But when the market is lively and BTC price rises, that’s when you need to be most steadfast. Positive signals like Bitcoin ETF development, Lightning Network gaining wider acceptance – these show that Bitcoin’s future is becoming brighter. For those who trust in holding coins and the future of BTC, these pieces of evidence will help you avoid bad decisions during market volatility.
BTC
+1.36%
ETH
+0.93%
その他の BTC 投稿

ビットコイン(BTC)の購入に関するよくある質問(FAQ)

よくある質問の回答はAIによって生成されたものであり、参考情報としてのみ提供されています。本コンテンツの内容は慎重にご確認ください。
ビットコイン(BTC)を購入する最も安全な場所はどこですか?
x
Gate.comでビットコイン(BTC)を安全に購入するには?
x
初心者がビットコイン(BTC)を購入する方法は?
x
100ドルでビットコイン(BTC)を購入できますか?
x
ビットコイン(BTC)は100%安全ですか?
x