There , they meet the butler Gotoh , who challenges them to a coin game so he can determine if they are worthy of being Killua 's friends .
Canary guides Gon and his friends to the butler office .
There , friends meet the butler Gotoh , who challenges friends to a coin game so he can determine if friends are worthy of being Killua 's friends .
Canary guides Gon and his friends to the butler office .