如下所示启动驱动程序之前，请在chrome选项中设置语言代码。

System.setProperty("webdriver.chrome.driver","<PATH>/chromedriver.exe");
ChromeOptions chromeoptions = new ChromeOptions();
// for japanese language
chromeoptions.addArguments("–lang= ja");
ChromeDriver driver = new ChromeDriver(chromeoptions);
driver.get("https://www.google.com");

对于语言代码：https :
//en.wikipedia.org/wiki/List_of_ISO_639-1_codes