PROBLEM TO BE SOLVED: To provide a floor plan of a residential unit in a housing complex, the floor plan being helpful for a dog and other pets overcoming lack of exercise.SOLUTION: A housing equipment installation area 20 that includes at least a wash stand 24 and a closet 26 and does not include a bathroom is placed along one party wall 6 of party walls that face each other and extend in a depth direction of a residential unit, and a passage space S is formed that allows linear passage along the housing equipment installation area 20 between a main entrance 10 that connects to a common corridor 2 and a balcony 3. In the housing equipment installation space 20, the wash stand 24 is placed in a middle part in the depth direction of the residential unit, and a bathroom 40 at a location opposite the wash stand 24 with the passage space S in between, leaving a space from the other party wall 5 of the party walls. Thus, a circulation route L that includes a part of the passage space S is formed in the residential unit, allowing passage around the bathroom 40.COPYRIGHT: (C)2016,JPO&INPIT【課題】犬などのペットの運動不足解消に寄与し得る、集合住宅における住戸の間取り構造を提供する。【解決手段】少なくとも洗面台24及び物入れ26を含み、浴室を含まない住宅設備機器設置部20を、住戸の奥行き方向に延び対向する戸境壁の内の一方の戸境壁6に沿うように配置し、共用廊下2に接続する玄関10とバルコニー3との間を住宅設備機器設置部20に沿って直線的に移動可能な通路スペースSを形成する。住宅設備機器設置部20において洗面台24を住戸の奥行き方向における中間部に配置するとともに、通路スペースSを挟んで洗面台24と対向する位置に浴室40を、戸境壁の内の他方の戸境壁5から離隔させて配置することにより、住戸内に、浴室40の周りを回遊可能な、通路スペースSの一部を含んだ回遊動線Lを形成する。【選択図】図1