The mailbox of "Fat Goose Gym" is located in shops, gardens and vegetable gardens. In the game "Fat Goose Gym", the mailbox is a prop to recycle unwanted items and get gold coins. The location of mailboxes randomly appears in shops, gardens, vegetable gardens and other scenes. Fat Goose Gym is a lovely casual game. Players play the role of gym managers, get materials through synthetic gameplay, build a unique gym, attract cute fat geese to exercise, operate small games in the gym in a super cute style, perfectly inherit the gameplay of animal restaurants, open gyms, distribute leaflets to unlock more little fat geese, and participate in various sports to help fat geese achieve their fitness goals.