These emojis use the letter v as a mouth only and can be either uppercase or lowercase.

V Mouths
(*´・v・)(^v^)(^v^)
(▰˘v˘▰)(n˘v˘•)¬(´。・v・。`)
♡✧( ु•⌄• )( •⌄• ू )✧(⌯⌅⌄⌅)
῍̩̞(∗ɞ⌄ɞ∗)◞(′ʘ⌄ʘ‵)