■ □ Easy to see and operate the calendar ■ □ It is a tool that can manage the income and expenditure. The calendar makes it easy to see the daily income and expenditure. 【Feature】 ● Easy to read calendar You can see the plus and minus of profit at a glance. Tap a date to see a list of earnings for that day. ● Graph The total value for each month is displayed on the graph. ● Settings You can freely change the category name and omit entering the title. You can freely change the unit (initial value is "yen").