diff --git a/docs/supportedsites.rst b/docs/supportedsites.rst
index 54a05ade..f0478f76 100644
--- a/docs/supportedsites.rst
+++ b/docs/supportedsites.rst
@@ -38,7 +38,6 @@ imgur                https://imgur.com/                  Albums, individual Imag
 Jaimini's Box        https://jaiminisbox.com/            Chapters, Manga
 Khinsider            https://downloads.khinsider.com/    Soundtracks
 Kirei Cake           https://reader.kireicake.com/       Chapters, Manga
-KissComic            http://kisscomic.us/                Comic-Issues, Comics
 KissManga            http://kissmanga.com/               Chapters, Manga
 Konachan             https://konachan.com/               Pools, Posts, Tag-Searches
 Love is Over Archive https://archive.loveisover.me/      Threads
@@ -73,7 +72,6 @@ Tumblr               https://www.tumblr.com/             Images from Users, Post
 Twitter              https://twitter.com/                Tweets
 World Three          http://www.slide.world-three.org/   Chapters, Manga
 Yandere              https://yande.re/                   Pools, Posts, Tag-Searches
-Yonkou Productions   https://yonkouprod.com/             Chapters, Manga
 Chronos              http://chronos.to/                  individual Images
 Coreimg              http://coreimg.net/                 individual Images
 Fapat                http://fapat.me/                    individual Images
diff --git a/gallery_dl/extractor/__init__.py b/gallery_dl/extractor/__init__.py
index de9d0d2a..99667ab1 100644
--- a/gallery_dl/extractor/__init__.py
+++ b/gallery_dl/extractor/__init__.py
@@ -79,7 +79,6 @@ modules = [
     "twitter",
     "worldthree",
     "yandere",
-    "yonkouprod",
     "imagehosts",
     "directlink",
     "recursive",
diff --git a/gallery_dl/extractor/yonkouprod.py b/gallery_dl/extractor/yonkouprod.py
deleted file mode 100644
index 12e86715..00000000
--- a/gallery_dl/extractor/yonkouprod.py
+++ /dev/null
@@ -1,30 +0,0 @@
-# -*- coding: utf-8 -*-
-
-# Copyright 2016-2017 Mike Fährmann
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-
-"""Extractors for https://yonkouprod.com/"""
-
-from . import foolslide
-
-
-class YonkouprodChapterExtractor(foolslide.FoolslideChapterExtractor):
-    """Extractor for manga-chapters from yonkouprod.com"""
-    category = "yonkouprod"
-    pattern = foolslide.chapter_pattern(r"(?:www\.)?yonkouprod\.com/reader")
-    test = [("http://yonkouprod.com/reader/read/fairy-tail/en/0/512/", {
-        "url": "7647850e2b1ad11c2baa9628755bf7f186350a0b",
-        "keyword": "dc1b5764c71e9d93b2d4b18547feb372cd76f730",
-    })]
-
-
-class YonkouprodMangaExtractor(foolslide.FoolslideMangaExtractor):
-    """Extractor for manga from yonkouprod.com"""
-    category = "yonkouprod"
-    pattern = foolslide.manga_pattern(r"(?:www\.)?yonkouprod\.com/reader")
-    test = [("https://yonkouprod.com/reader/series/attack-on-titan/", {
-        "url": "f8ec412bd0996d95548b6ad8c415419cf37a942c",
-    })]
diff --git a/test/test_extractors.py b/test/test_extractors.py
index 674cca11..1b57091e 100644
--- a/test/test_extractors.py
+++ b/test/test_extractors.py
@@ -58,7 +58,6 @@ skip = [
     "exhentai", "kissmanga", "mangafox", "dynastyscans", "nijie",
     "archivedmoe", "archiveofsins", "thebarchive",
     # temporary issues
-    "yonkouprod",  # everything is gone
 ]
 # enable selective testing for direct calls
 if __name__ == '__main__' and len(sys.argv) > 1: