Yutaka Kenjo Apps

Can be calculated by the formula. And you can see the calculationhistory.

It is an easy-to-use calculator that allows you to see expressions.

This app can calculate 20% and 5% VAT.

Can add, subtract, multiply, and divide time

Can add, subtract, multiply, and divide time

Touch anywhere on the screen to count

Stopwatch with readout function and ability to check past records

Action game to play with easy