Rule 34 Dev - anal anal_sex bite blue_eyes blue_fur canine cum drooling fur glowing glowing_eyes humanoid incest invalid_tag jalle knot male male_only mammal matsuno_ichimatsu matsuno_karamatsu nipples osomatsu-kun osomatsu-san penetration purple_eyes purple_fur saliva scratching were werecat werewolf yaoi|2906558944