I believe this is sort of the reason why, in Imperial Japanese, women oftentimes covered up their mouths with their hands when they laughed or would dye their teeth black with charcoal. Exposed teeth were seen as a strangely intimate look within your body, and/or sort of animal-like
gyman122 t1_jecwnfw wrote
Reply to Your teeth is the only part of your body where bone is protruding from you. by Maleficent-Potato673
I believe this is sort of the reason why, in Imperial Japanese, women oftentimes covered up their mouths with their hands when they laughed or would dye their teeth black with charcoal. Exposed teeth were seen as a strangely intimate look within your body, and/or sort of animal-like