From 9e6ac55dcc5d1bafc183032ee23c01f795fea604 Mon Sep 17 00:00:00 2001
From: thurendous <thurendous2@gmail.com>
Date: Sun, 25 Aug 2024 17:35:04 +0900
Subject: [PATCH] more translation in lesson 31

---
 Languages/ja/31_ERC20/ERC20.sol | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/Languages/ja/31_ERC20/ERC20.sol b/Languages/ja/31_ERC20/ERC20.sol
index dd40015cb..9c1757ebe 100644
--- a/Languages/ja/31_ERC20/ERC20.sol
+++ b/Languages/ja/31_ERC20/ERC20.sol
@@ -17,13 +17,13 @@ contract ERC20 is IERC20 {
 
     uint8 public decimals = 18; // トークンの小数点以下桁数
 
-    // @dev 在合约部署的时候实现合约名称和符号
+    // @dev deploy時に実行されるコンストラクタ
     constructor(string memory name_, string memory symbol_) {
         name = name_;
         symbol = symbol_;
     }
 
-    // @dev 实现`transfer`函数，代币转账逻辑
+    // @dev `transfer`関数を実装。トークン転送ロジック
     function transfer(address recipient, uint256 amount) public override returns (bool) {
         balanceOf[msg.sender] -= amount;
         balanceOf[recipient] += amount;
@@ -31,14 +31,14 @@ contract ERC20 is IERC20 {
         return true;
     }
 
-    // @dev 实现 `approve` 函数, 代币授权逻辑
+    // @dev  `approve` 関数を実装。トークン権限委任ロジック
     function approve(address spender, uint256 amount) public override returns (bool) {
         allowance[msg.sender][spender] = amount;
         emit Approval(msg.sender, spender, amount);
         return true;
     }
 
-    // @dev 实现`transferFrom`函数，代币授权转账逻辑
+    // @dev `transferFrom`関数の実装。トークン転送ロジック
     function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
         allowance[sender][msg.sender] -= amount;
         balanceOf[sender] -= amount;
@@ -47,14 +47,14 @@ contract ERC20 is IERC20 {
         return true;
     }
 
-    // @dev 铸造代币，从 `0` 地址转账给 调用者地址
+    // @dev トークンのミント。`0`アドレスから、callerアドレスへトークンを転送
     function mint(uint256 amount) external {
         balanceOf[msg.sender] += amount;
         totalSupply += amount;
         emit Transfer(address(0), msg.sender, amount);
     }
 
-    // @dev 销毁代币，从 调用者地址 转账给  `0` 地址
+    // @dev トークンを焼却，callerから`amount`数量のトークンを`0`アドレスへ転送
     function burn(uint256 amount) external {
         balanceOf[msg.sender] -= amount;
         totalSupply -= amount;