$response = Invoke-WebRequest "https://ja.wikipedia.org/wiki/%E5%AD%A6%E5%95%8F%E3%81%AE%E4%B8%80%E8%A6%A7"
$headlines = $response.ParsedHtml.getElementsByClassName("mw-headline")
ForEach ($headline in $headlines) {
Write-Host $headline.InnerText
}
$list = $response.ParsedHtml.getElementsByTagName("li")
ForEach ($item in $list) {
Write-Host $item.InnerText
}