page 5 : ...utsu stad... = dōbutsu stadium = 動物 / どうぶつ / animal .
so basically , just ask and she will lift up her skirt for anyone , lol .
animal teams vs human teams in football , baseball , etc , and she , a human , only cheers for the animal teams ?
maybe there are some puns about the animals and the sports :
a dolphin is swimming .
a fat hippo is doing sumo .
a dumb gorilla is doing rugby .
artic animals are doing hockey .