Shop

The  is a place to purchase Diamonds, and exchange Exchange Tickets in Magikarp Jump.

Summary
It can be accessed through the 'Purchase' button in the Menu.

Specialty Shop
In the Specialty Shop, you can purchase Diamonds with real money. You cannot purchase more than 5,000 Diamonds. For every Diamond you purchase, you get an Exchange Ticket.

Exchange Office
In the Exchange office, you can exchange 500 Exchange Tickets for a reward. There are a total of 10 rewards.