Concentration - Card Game

[Function overview]
This is a card nerf game (memory game) that can be played alone or online.
・Single Play
This is a single player mode.
There is a negative score penalty if you fail to select a pair, so please match them all before your score reaches 0.
After you advance to a certain point, the old man will slide multiple cards, so please update your memory as you progress through the game.
・Online Play
This is a 3-player online battle mode.
There will be two other players playing after you, so proceed with the game strategically.
If you do not select a pair within 30 seconds, your turn will go to another player, so please be careful about the time limit.

[Operation instructions]
・Back button (top left of screen)
　Interrupt play and return to the title screen.
・Speaker button (top right of screen)
You can change ON/OFF of BGM and sound effects.
·card
If you tap the card on the back, the selected card will become larger.
Tap the selected card again to confirm and return it to the front.
Once the two cards have been determined, it is determined whether the numbers on the two cards match.