In this game, you touch in descending numerical order to compete for clear time.
Vision training can enhance the peripheral vision.
In this game, I will improve the power that the eye has inherently.

There is a ranking function, you can compete with users all over the world.

Difficulty levels are provided at four levels: Beginner's Lv, Middle Lv, Higher Lv and Super Lv.
Beginner's Lv is a number from 1 to 10
Middle Lv is a number from 1 to 20
Higher Lv is a random number from 1 to 100, 20 numbers
Super Lv is a number from 1 to 42.

Let's do our best for the ranking top!