LTSC
https://software-download.microsoft.com/download/pr/19044.1288.211006-0501.21h2_release_svc_refresh_CLIENT_LTSC_EVAL_x64FRE_ja-jp.iso
https://software-download.microsoft.com/download/pr/19044.1288.211006-0501.21h2_release_svc_refresh_CLIENT_LTSC_EVAL_x86FRE_ja-jp.iso