PROBLEM TO BE SOLVED: To provide an agent volatilizing tool that allows an agent to be effectively volatilized, and can extend its useful life so that the user can really feel the effect of the agent.SOLUTION: An agent volatilizing tool has a carrier carrying a microcapsule with a volatile agent encapsulated in it, and a container having a volatile hole and storing the carrier movably.SELECTED DRAWING: Figure 3【課題】薬剤を効果的に揮散させ、使用寿命を延長でき使用実感の高い薬剤揮散具を提供する。【解決手段】本発明の薬剤揮散具の一態様は、揮発性を有する薬剤を封入したマイクロカプセルを担持した担持体と、揮散孔を有し、担持体を移動可能に収容した容器と、を有する。【選択図】図3