diff --git a/supportedsites.md b/supportedsites.md
index 169da5912d..0f1e89f03b 100644
--- a/supportedsites.md
+++ b/supportedsites.md
@@ -976,7 +976,6 @@ # Supported sites
  - **Nitter**
  - **njoy**: N-JOY
  - **njoy:embed**
- - **NJPWWorld**: [*njpwworld*](## "netrc machine") 新日本プロレスワールド
  - **NobelPrize**
  - **NoicePodcast**
  - **NonkTube**
diff --git a/yt_dlp/extractor/_extractors.py b/yt_dlp/extractor/_extractors.py
index de5a54ec8e..38eda2941e 100644
--- a/yt_dlp/extractor/_extractors.py
+++ b/yt_dlp/extractor/_extractors.py
@@ -1325,7 +1325,6 @@
 from .ninenow import NineNowIE
 from .nintendo import NintendoIE
 from .nitter import NitterIE
-from .njpwworld import NJPWWorldIE
 from .nobelprize import NobelPrizeIE
 from .noice import NoicePodcastIE
 from .nonktube import NonkTubeIE
diff --git a/yt_dlp/extractor/njpwworld.py b/yt_dlp/extractor/njpwworld.py
deleted file mode 100644
index 6078381330..0000000000
--- a/yt_dlp/extractor/njpwworld.py
+++ /dev/null
@@ -1,82 +0,0 @@
-import re
-
-from .common import InfoExtractor
-from ..compat import compat_urlparse
-from ..utils import (
-    get_element_by_class,
-    urlencode_postdata,
-)
-
-
-class NJPWWorldIE(InfoExtractor):
-    _VALID_URL = r'https?://(front\.)?njpwworld\.com/p/(?P<id>[a-z0-9_]+)'
-    IE_DESC = '新日本プロレスワールド'
-    _NETRC_MACHINE = 'njpwworld'
-
-    _TESTS = [{
-        'url': 'http://njpwworld.com/p/s_series_00155_1_9/',
-        'info_dict': {
-            'id': 's_series_00155_1_9',
-            'ext': 'mp4',
-            'title': '闘強導夢2000 2000年1月4日 東京ドーム 第9試合 ランディ・サベージ VS リック・スタイナー',
-            'tags': list,
-        },
-        'params': {
-            'skip_download': True,  # AES-encrypted m3u8
-        },
-        'skip': 'Requires login',
-    }, {
-        'url': 'https://front.njpwworld.com/p/s_series_00563_16_bs',
-        'info_dict': {
-            'id': 's_series_00563_16_bs',
-            'ext': 'mp4',
-            'title': 'WORLD TAG LEAGUE 2020 & BEST OF THE SUPER Jr.27 2020年12月6日 福岡・福岡国際センター バックステージコメント（字幕あり）',
-            'tags': ["福岡・福岡国際センター", "バックステージコメント", "2020", "20年代"],
-        },
-        'params': {
-            'skip_download': True,
-        },
-    }]
-
-    _LOGIN_URL = 'https://front.njpwworld.com/auth/login'
-
-    def _perform_login(self, username, password):
-        # Setup session (will set necessary cookies)
-        self._request_webpage(
-            'https://njpwworld.com/', None, note='Setting up session')
-
-        webpage, urlh = self._download_webpage_handle(
-            self._LOGIN_URL, None,
-            note='Logging in', errnote='Unable to login',
-            data=urlencode_postdata({'login_id': username, 'pw': password}),
-            headers={'Referer': 'https://front.njpwworld.com/auth'})
-        # /auth/login will return 302 for successful logins
-        if urlh.url == self._LOGIN_URL:
-            self.report_warning('unable to login')
-            return False
-
-        return True
-
-    def _real_extract(self, url):
-        video_id = self._match_id(url)
-
-        webpage = self._download_webpage(url, video_id)
-
-        formats = []
-        for kind, vid in re.findall(r'if\s+\(\s*imageQualityType\s*==\s*\'([^\']+)\'\s*\)\s*{\s*video_id\s*=\s*"(\d+)"', webpage):
-            player_path = '/intent?id=%s&type=url' % vid
-            player_url = compat_urlparse.urljoin(url, player_path)
-            formats += self._extract_m3u8_formats(
-                player_url, video_id, 'mp4', 'm3u8_native', m3u8_id=kind, fatal=False, quality=int(kind == 'high'))
-
-        tag_block = get_element_by_class('tag-block', webpage)
-        tags = re.findall(
-            r'<a[^>]+class="tag-[^"]+"[^>]*>([^<]+)</a>', tag_block
-        ) if tag_block else None
-
-        return {
-            'id': video_id,
-            'title': get_element_by_class('article-title', webpage) or self._og_search_title(webpage),
-            'formats': formats,
-            'tags': tags,
-        }
diff --git a/yt_dlp/extractor/unsupported.py b/yt_dlp/extractor/unsupported.py
index d610baecb5..a3f9911e24 100644
--- a/yt_dlp/extractor/unsupported.py
+++ b/yt_dlp/extractor/unsupported.py
@@ -48,6 +48,7 @@ class KnownDRMIE(UnsupportedInfoExtractor):
         r'joyn\.de',
         r'amazon\.(?:\w{2}\.)?\w+/gp/video',
         r'music\.amazon\.(?:\w{2}\.)?\w+',
+        r'(?:watch|front)\.njpwworld\.com',
     )
 
     _TESTS = [{
@@ -141,6 +142,13 @@ class KnownDRMIE(UnsupportedInfoExtractor):
         # https://github.com/yt-dlp/yt-dlp/issues/5767
         'url': 'https://www.hulu.com/movie/anthem-6b25fac9-da2b-45a3-8e09-e4156b0471cc',
         'only_matching': True,
+    }, {
+        # https://github.com/yt-dlp/yt-dlp/pull/8570
+        'url': 'https://watch.njpwworld.com/player/36447/series?assetType=series',
+        'only_matching': True,
+    }, {
+        'url': 'https://front.njpwworld.com/p/s_series_00563_16_bs',
+        'only_matching': True,
     }]
 
     def _real_extract(self, url):