日本5月粗钢产量环比增长3.5%至683万吨，同比下降4.7%。

Core Insights - Japan's crude steel production in May increased by 3.5% month-on-month to 6.83 million tons, but showed a year-on-year decline of 4.7% [1] Group 1 - The month-on-month growth indicates a recovery trend in production levels [1] - The year-on-year decline suggests ongoing challenges in the steel industry [1]