Tobacco filling for non-combustion-type heating smoking article

The purpose of the present invention is to provide a tobacco filling: that is for a non-combustion-type heating smoking article that heats a filling that contains cut tobacco; that suppresses reductions in the evaporated amount of a fragrant smoke flavor component for the non-combustion-type heating smoking article; and that can suppress the "feeling that fragrant smoke flavor is being inhibited." According to the present invention, an acid that has a first acid dissociation constant of 4.0-6.0 and a boiling point of 366℃-600℃ is added to a tobacco filling, and, as a result, reductions in the evaporated amount of a fragrant smoke flavor component can be suppressed, as can "the feeling that fragrant smoke flavor is being inhibited."