diff --git a/JapaneseFilter/sections/general_extensions.txt b/JapaneseFilter/sections/general_extensions.txt
index f072cead836..9e3c2dcb04b 100644
--- a/JapaneseFilter/sections/general_extensions.txt
+++ b/JapaneseFilter/sections/general_extensions.txt
@@ -133,6 +133,8 @@ avgle.com#%#//scriptlet('abort-current-inline-script', '__htapop')
 !-------CSS---------
 !-------------------
 !
+! https://github.com/AdguardTeam/AdguardFilters/issues/142663
+h-pon.doorblog.jp#$#.right-container[style^="position: fixed"] { position: static !important; }
 ! fix sidebar
 oryouri.2chblog.jp#$##sub { position: static !important; }
 gahalog.2chblog.jp#$##sidebar[style^="position: fixed"] { position: static !important; }