Soroban & Flash Anzan is a popular lesson to improve "non-cognitive ability"!
Let's continue practicing "Flash Anzan" every day, which is the most efficient way to improve your abacus-style "anzan" skills!

You have 2 modes!
The first is the "Practice" mode, which specializes in Flash Anzan and allows you to freely set the digits, numbers, and time.
The second is a practice test mode that conforms to the exam standards of the Nihon Flash Anzan Examination Association.

"Practice" mode
　digit(s): up to 4 digits
　numbers: up to 30
　Time: Minimum 1.35 seconds per question (minimum 0.045 seconds per number)
*Time can be set in units of 0.01 seconds

"Flash Anzan Exam" mode
　Grade 20 to Level 20

* If you do not have a period ticket (use ticket), you can only use the following functions.
"Flash Anzan Exam" mode
　Grade 20 to 18, 6
　Level 1,2

More details on the official game page of Prof. Miyamoto's Soroban & Flash Anzan ...