PROBLEM TO BE SOLVED: To provide a tool for taking a deep breath which is designed to take a deep breath easily, comfortably, enjoyably, and more effectively.SOLUTION: A tool for taking a deep breath includes: an air intake port 1 which is truncated cone shaped and transparent with a color a connection pipe 4 provided at the bottom of the air intake port 1 a nose pad part 3 provided on one end of the grip 2 and a filter 5 mounted on the end of the grip 2 opposite to the nose pad part 3. The grip 2 can be connected to the connection pipe 4 from both directions of the air intake port 1.COPYRIGHT: (C)2014,JPO&INPIT【課題】深呼吸を容易に気持ちよく楽しく、より効果的に行えるように工夫した、深呼吸器を提供する。【解決手段】円錐台状の有色透明な空気取り入れ口1の底部に、取っ手2が空気取り入れ口1の両方向のどちらからでも接続可能な取っ手接続用パイプ4を設け、取っ手2の一端に鼻当て部3を設け、鼻当て部3と反対側の取っ手2の先端にフィルター5を装着したことを特徴とする。【選択図】図1