>>58377415
He says the same exact line in Japanese in every game he appeared in, from RBY to HGSS.
In GSC, it's translated as
>Nihihi! This Gym is great! Only girls are allowed here!
which is the closest translation to the original line
>にひひ! この ジムは ええ! おんなのこ ばっかし じゃ!