Bitcoin (BTC) ビットコイン (BTC)
ビットコインは最初かつ最大の暗号資産で、2009年に作成されました。「デジタルゴールド」と呼ばれることが多いです。供給量が2100万枚に制限されているためです。
主要事実
- • 2009年にサトシ・ナカモト（仮名）によって作成
- • 供給量上限は2100万枚
- • 分散型ブロックチェーンネットワークで運用
- • 主なユースケース：価値の保存、デジタル通貨
- • 市場での役割：「デジタルゴールド」、インフレヘッジ
関連取引概念
Blockchain
A decentralized, distributed digital ledger that records transactions across many computers. Each "block" contains transaction data, and blocks are linked chronologically in a "chain". Blockchains are the technology underneath most cryptocurrencies.
Market Cap
Market Capitalization: the total value of a company's outstanding shares, calculated as stock price multiplied by number of shares outstanding. It classifies companies into small-cap, mid-cap, and large-cap categories.
Wallet
A tool (software or hardware) that stores your cryptocurrency private keys, allowing you to send, receive, and manage your digital assets. Wallets don't actually store your crypto — they store the keys needed to access it on the blockchain.
Private Key
A secret cryptographic key that allows you to spend or transfer cryptocurrency from your wallet. Whoever controls the private key controls the associated cryptocurrency. Never share your private key with anyone.
Gas Fee
A transaction fee paid to blockchain network validators (miners or stakers) to process and validate your transaction. Gas fees increase when the network is busy.
Spot Trading
Buying or selling a cryptocurrency at the current market price for immediate settlement. When you spot trade, you own the actual cryptocurrency, not a derivative contract.