From basic multiplication table calculations
All calculations of +, -, ×, ÷ are randomly asked!
It can be used by a wide range of users, from abacus beginners to mental arithmetic professionals!

This is an app that allows you to have fun learning mental arithmetic, abacus, calculation, and arithmetic skills with the cute Shimaenaga!

[How to play]
Choose your favorite calculation mode and level and start the game!
Answer the questions asked within the time!
If you answer correctly, your time will increase and your score will increase!
If you answer correctly in a row, your score will increase rapidly!
Time is up when the time limit runs out!

[National ranking function]
Scores are automatically reflected in the national ranking.
Check out how much your mental arithmetic ability is nationwide!

[Shimaenaga icon]
Earn coins by playing games!
Create your own original Shimaenaga icon with the coins you earned!

“Have fun brain training with Shimaenaga! Multiplication table & mental arithmetic game!”

Let's have fun training your calculation skills with the fluffy and cute Shimaenaga! Improve your arithmetic and mathematics skills with brain training games that use multiplication tables and mental arithmetic!

◆Game features◆

Healing x learning! The cute animation of Shimaenaga supports calculation practice in a fun way!
Wide range of modes! From multiplication table practice to applied problems, everyone from beginners to advanced users can enjoy it!
Perfect for brain training! Refresh yourself while training your memory and concentration!
OK for both children and adults! Perfect for learning support and daily calculation practice!
Have fun improving your calculation skills with the cute Long-tailed Tit! Make effective use of your spare time and become strong with numbers! Download now!