Remember The Milkのヘルプ - 繰り返しのタスクを設定するには?

In the tasks list, select the task that you wish to repeat.

In the task details box on the right, click on the repeat icon to enter how often the task should repeat.

Enter the repeat interval in the text box provided, and press the 'Enter' key or click on the repeat icon again when done.

Following are some examples of the repeat intervals that are accepted:

   * Every Week
   * Every Tuesday
   * Every Weekday
   * Every Month
   * Every Year
   * After 5 days
   * After 2 months

For a full list, see the formats for repeat intervals.