PROBLEM TO BE SOLVED: To provide an inhalator which prevents boiling water in a lower container from being leaked into an inhaling port side even when the inhalator is used while being tilted towards a user.SOLUTION: An inhalator includes: a lower container 1 having an opening at an upper part thereof and an upper container 2 having an outwardly-opened inhaling port 2B and a communicating path 2C which communicates the inhaling port 2B to the opening of the lower container 1, the upper container 2 being detachably connected to an upper part of the lower container 1. The communicating path 2C of the upper container 2 is positioned, in a circumferential direction of the inhaling port 2B, at a position closer to the side opposite to the inhaling port 2B with respect to a center line A-A of the upper container 2.COPYRIGHT: (C)2015,JPO&INPIT