Disclosed is a volatile substance-emitting device capable of sustaining the release of volatile substances for a longer period of time. A volatile substance emitting device 1 is a diverging device that emits a volatile animal repellent, a storage portion 10 that stores a volatile material, and a lid portion 20 that closes an opening of the storage portion 10. The container 10 includes a breakable container 11 such as glass and an outer cylinder 12 that surrounds the container 11, and the outer cylinder 12 is made of a resin material that can transmit volatile substances. Yes. [Selection] Figure 2【課題】揮発性物質の放出をより長期間持続し得る揮発性物質発散器具を提供する。【解決手段】揮発性物質発散器具１は、揮発性の動物用忌避剤を発散させる発散器具であって、揮発性物質を収容する収容部１０と、収容部１０の開口を閉じる蓋部２０と、を備え、収容部１０は、ガラスなどの破壊可能な収容容器１１と、収容容器１１を囲む外筒１２とを含み、外筒１２は、揮発性物質が透過し得る樹脂材料で構成されている。【選択図】図２
