Task: Translation
Input (Japanese): この報告によると、金曜日に始まる訓練は、ホルムズ海峡からオマーン湾を含むインド洋の北部までに渡る、およそ50万平方マイル（100万平方キロメートル）を超える海域で行われる予定だ。
Output (English): According to this report the drills — which began on Friday — are to be conducted over roughly half a million square miles (a million square kilometers) of waters stretching from the Strait of Hormuz to the northern part of the Indian Ocean which includes the Gulf of Oman.