This is a learning app that combines addition/subtraction, multiplication/division, time, units, fractions, and decimals with karuta games.
Feel free to enjoy from children to adults with a sense of brain training.

◆ Level
・ Easy (time limit: slowly 15 questions)
・ Difficult (time limit: 30 quick questions)
You can choose from two types.
◆Select a level and start the game.
◆Let's select and tap one of the four torifuda according to the yomifuda of the question.
◆ If the time limit is exceeded, the bill will be taken.

Recorded number
◆ Addition/subtraction (small numbers) 40 questions
◇ Addition/subtraction (large numbers/subtraction) 60 questions
◆ Multiplication tables 36 questions
◇ Multiplication and division 100 questions
◆ Time: 60 questions
◇ Units (units learned in arithmetic, units used in daily life) 40 questions
◆ Fraction 40 questions
◇ Decimal 80 questions