>>71356270I don't really feel like Watame's sexual unless she's wearing her summer outfit or Towa's outfit. Iroha never gave off any explicitly erotic feelings just because of the way she acts.
Sora though, Sora can easily be erotic even if she's basically cute all the time. There's something charming about her because she's the most normal design in all of Hololive. Kinda makes a guy want to do awful things to her asshole.