[Problem] An object of the present invention is toallow a medicine dispensing cassette to be easilydisassembled.[Solving means] A medicine dispensing cassette 200 hasa main member 500, a first sub-member 300, a secondsub-member 400 and a third sub-member 600. The mainmember 500 includes an engagement release member 700.When the engagement release member 700 is moved to afirst position F, an engagement between the main member500 and the first sub-member 300 is released, andthereby the first sub-member 300 becomes possible to beseparated from the main member 500. When theengagement release member 700 is moved to a secondposition S, an engagement between the main member 500and the second sub-member 400 is released, and therebythe second sub-member 400 becomes possible to beseparated from the main member. The third sub-member600 can be removed from the main member 500independently from an operation of the engagementrelease member 700.