Man pages matching name mousex::nativetraits::hashref in section 3pm:

MouseX::NativeTraits::HashRef.3pm.en	debian 10 / libmousex-nativetraits-perl
MouseX::NativeTraits::HashRef.3pm.en	debian 11 / libmousex-nativetraits-perl
MouseX::NativeTraits::HashRef.3pm.en	debian 12 / libmousex-nativetraits-perl