Bit of context: this was requested by La+ as promotional art for her and Yui's yuri voice pack in the rust sever she played in to sell. And no, the LapYui yuri voice pack isn't something you can actually buy
^ Agreed; it's because the tentacles are an extension of a humanoid, skin-covered, thinking and speaking hot chick rather than just some oddly erotically curious octopus monster. Nothing to feel weird about.