Together
The card game fish are best at is blackjack because they can easily hold the cards with their fins together. In blackjack you don't have to have a huge hand, full of cards. It's just a few, so fish fins can keep them together and just hit or stay.
きょう
とも
None
Once a year trillions of fish get together in きょうと to play blackjack. They have a huge tournament there once a year.