To provide a case for collar shirts which is capable of carrying a plurality of the collar shirts without collapsing collars.

The case for collar shirts includes a freely foldable strip-like sheet 2 having a covering portion 2b provided with a holding portion immediately above a longitudinal sheet body 2a in the vertical direction, a plurality of storing pockets 3 which are vertically arranged and provided on the sheet body 2a to store the collar shirts S, strip portions 4 raised along both right and left end edges of the sheet body 2a, an upper fastener 5 provided along an end edge of an upper half part of each strip portion 4, a lower fastener 6 provided along an end edge of a lower half part of each strip portion 4 and engaged with the upper fastener 5 by a slider 7, a stop band 8 in which a first buckle 8a and a band body 8b are raised back and forth above the covering portion 2b, and attachably/detachably engaged with each other, and a second buckle provided on an outer side of the lower end part of the sheet body 2a and attachably/detachably engaged with the band body 8b.