PROBLEM TO BE SOLVED : To provide an apartment house for care requiring persons to live at low cost while receiving medical care, and its dweller advertising system.SOLUTION : The apartment house with medical care service is characterized in that a special-purpose company having the right of ownership of the apartment house for specially accepting care requiring persons receiving medical care certificates and offering living spaces and medical care service to them converts the real estate of the apartment house into securities and allots investment money obtained from investors by the sales of issued securities for compensation in acquiring the ownership of the apartment house in such a manner that expenses required for the medical care service to the care requiring persons in the apartment house are principally allotted by medical care insurance money to be paid to the care requiring persons by a country. It particularly comprises a care record inputting device arranged in each room where the care requiring person dwells for inputting care records. The dweller advertisement for the apartment house is carried out by using a Web page opened on an electric communication line.