It's funny because it's true. To be fair to Kasen though she's not the only one who goes around fucking a bunch of random guys and animals. All of the other touhoes do that as well.
T-That's not true... I'm a hermit!I heard she does it with pigs and other animals, too!Ooh, awesome...What's up with that?You didn't know? She's the youkai that goes around having sex with a buncha different guys! That's what my daddy was saying.Hey, youkai slut!'Eeey! It's the youkai slut!
The loanword "bicchi" has a slightly different meaning from the English word "bitch".Whoa, really!?