PROBLEM TO BE SOLVED: To provide an interdental brush body storage case for facilitating the exchange of multiple kinds of interdental brush bodies to be mounted on an interdental brush sleeve in accordance with an interdental position for insertion, and hygienically keeping the used interdental brush bodies after being subjected to water washing, etc.SOLUTION: The interdental brush body storage case includes: a case body 1 for storing multiple kinds of interdental brush bodies B and a lid body 4 openably and closably connected to the case body 1 with a hinge part 2 and closed by a lock part 3. The case body 1 includes: holding parts 1a for holding the interdental brush body parts Bb of the interdental brush bodies B and recession parts 1b to which the projection parts Bba of the interdental brush body parts Bb are inserted. Projection parts 4a for pressurizing the interdental brush body parts Bb of the interdental brush bodies B against the case body 1 in closing are arranged on the inner surface 4b of a top board of the lid body 4. Opening parts for inserting and engaging the engagement part Sa of the interdental brush sleeve S are formed over the side surfaces 1c of the case body 1 and the side surfaces 4c of the lid body 4.COPYRIGHT: (C)2013,JPO&INPIT【課題】歯間ブラシ用スリーブに装着する複数種類の歯間ブラシ体を、挿入する歯間の位置に応じて、簡便に取り替えることができ、水洗い等された使用後の歯間ブラシ体を衛生的に保管することができる歯間ブラシ体収納ケースを提供する。【解決手段】歯間ブラシ体収納ケースを、歯間ブラシ体Bを複数種類収納するためのケース本体1と、ケース本体1にヒンジ部2で開閉自在に接続され係止部3によって閉鎖される蓋体4とから構成させ、歯間ブラシ体Bの歯間ブラシ本体部Bbを挟持する保持部1aと、歯間ブラシ本体部Bbの突起部Bbaが挿入される凹状部1bとをケース本体1に設け、歯間ブラシ体Bの歯間ブラシ本体部Bbを閉鎖時にケース本体1に押し付ける突起部4aを蓋体4の天板の内面4bに設け、歯間ブラシ用スリーブSの係合部Saを挿入係合させることができる開口部を、ケース本体1の側面1cと蓋体4の側面4cとを跨ぐように形成する。【選択図】図1