diff --git a/yt_dlp/extractor/_extractors.py b/yt_dlp/extractor/_extractors.py
index a81682e43..750708d77 100644
--- a/yt_dlp/extractor/_extractors.py
+++ b/yt_dlp/extractor/_extractors.py
@@ -721,7 +721,6 @@ from .hearthisat import HearThisAtIE
 from .heise import HeiseIE
 from .hellporno import HellPornoIE
 from .helsinki import HelsinkiIE
-from .hentaistigma import HentaiStigmaIE
 from .hgtv import HGTVComShowIE
 from .hketv import HKETVIE
 from .hidive import HiDiveIE
diff --git a/yt_dlp/extractor/hentaistigma.py b/yt_dlp/extractor/hentaistigma.py
deleted file mode 100644
index ca5ffc2ae..000000000
--- a/yt_dlp/extractor/hentaistigma.py
+++ /dev/null
@@ -1,37 +0,0 @@
-from .common import InfoExtractor
-
-
-class HentaiStigmaIE(InfoExtractor):
-    _VALID_URL = r'^https?://hentai\.animestigma\.com/(?P<id>[^/]+)'
-    _TEST = {
-        'url': 'http://hentai.animestigma.com/inyouchuu-etsu-bonus/',
-        'md5': '4e3d07422a68a4cc363d8f57c8bf0d23',
-        'info_dict': {
-            'id': 'inyouchuu-etsu-bonus',
-            'ext': 'mp4',
-            'title': 'Inyouchuu Etsu Bonus',
-            'age_limit': 18,
-        }
-    }
-
-    def _real_extract(self, url):
-        video_id = self._match_id(url)
-
-        webpage = self._download_webpage(url, video_id)
-
-        title = self._html_search_regex(
-            r'<h2[^>]+class="posttitle"[^>]*><a[^>]*>([^<]+)</a>',
-            webpage, 'title')
-        wrap_url = self._html_search_regex(
-            r'<iframe[^>]+src="([^"]+mp4)"', webpage, 'wrapper url')
-        wrap_webpage = self._download_webpage(wrap_url, video_id)
-
-        video_url = self._html_search_regex(
-            r'file\s*:\s*"([^"]+)"', wrap_webpage, 'video url')
-
-        return {
-            'id': video_id,
-            'url': video_url,
-            'title': title,
-            'age_limit': 18,
-        }