To provide a calendar enabling selection of a desired indication suitable for a life pattern of a user.

Unit sheets 3 for one year which indicate days, months and weekdays in respect to any one of units of days, weeks and months are joined separably through the intermediary of perforations 2 for separation. A continuous calendar sheet 1 thus constituted is held in the shape of a roll in a bottomed cylindrical holding vessel 7 closed up at the opposite ends, so that it can be drawn out, and a desired number of unit sheets 3 are drawn out from an opening 7a provided in the peripheral surface of the holding vessel 7 and are used for each unit sheet 3. The unit sheets 3 drawn out are all visible at the same time.