CARTRIDGE FOR FLAVOR INHALER

A flavor inhaler cartridge includes: a raw material sheet that includes a base material layer and a raw material layer laminated on the base material layer; and a case that accommodates the raw material sheet therein. The raw material sheet includes a first end portion, which is folded along a first folding line such that the raw material layer faces itself, at which the first folding line is located, and a second end portion on a side opposite to the first end portion. A clearance formed by the base material layer facing itself extends from the first end portion. The case includes a first end surface provided with a heating opening and a second end surface facing the first end surface and provided with a mouthpiece-side opening. The raw material sheet is disposed inside the case such that the first end portion faces the first end surface.