In Fruits Basket, how does Hatsuharu prove his hair colour is natural?

I don't get that part, could someone please explain how Hatsuharu(Haru) proves to Takei(?)/the School President that his hair is naturally white with black roots?

In Fruits Basket, how does Hatsuharu prove his hair colour is natural?

Trying to prove the carpet matches the drapes. He showed him his hair below the belt.

In Fruits Basket, how does Hatsuharu prove his hair colour is natural?

Yes he showed him his hair from down there. I started laughing so much!!!!! That is a funny episode. I love Momiji and that girl uniform!!! *laughs*

In Fruits Basket, how does Hatsuharu prove his hair colour is natural?

We don't know for sure, but the assumption is that Haru shows Takei his pubic hairs.

In Fruits Basket, how does Hatsuharu prove his hair colour is natural?

he took the president into the bathroom as you read, and he showed him his *cough cough* pubic hair *cough cough* i realized it only after reading it two times through, and when it hit me i started laughing my *** off

In Fruits Basket, how does Hatsuharu prove his hair colour is natural?

lol! i think tohru asked the same thing! he showed the president his hair...down there...