An information processing apparatus comprising: a model generating part configured to generate an analysis model for an airflow analysis of an indoor space where a temperature adjusting device which performs a temperature adjustment is placed; a temperature distribution estimating part configured to perform the airflow analysis of the indoor space by using the analysis model and estimate a temperature distribution in the indoor space; a temperature acquiring part configured to acquire a temperature measured at a measurement point in the indoor space; and a model correcting part configured to collate the temperature distribution estimated by the temperature distribution estimating part with the temperature at the measurement point acquired by the temperature acquiring part, and correct the analysis model based on a collation result; wherein the temperature distribution estimating part performs the airflow analysis of the indoor space by using the analysis model after being corrected by the model correcting part, and estimates the temperature distribution in the indoor space, characterized in that the information processing apparatus further comprises: a replacement candidate extracting part configured to extract as a replacement candidate device, a temperature adjusting device being a replacement candidate for the temperature adjusting device, based on a temperature distribution from the airflow analysis using the analysis model after being corrected, the temperature distribution being estimated by the temperature distribution estimating part, configured to calculate a degree of similarity between another indoor space than the indoor space and the indoor space, and configured to extract, when the calculated degree of similarity is equal to or more than a threshold, the replacement candidate device extracted for the indoor space, as a temperature adjusting device being a replacement candidate for a temperature adjusting device placed in the another indoor space. a model generating part configured to generate an analysis model for an airflow analysis of an indoor space where a temperature adjusting device which performs a temperature adjustment is placed; a temperature distribution estimating part configured to perform the airflow analysis of the indoor space by using the analysis model and estimate a temperature distribution in the indoor space; a temperature acquiring part configured to acquire a temperature measured at a measurement point in the indoor space; and a model correcting part configured to collate the temperature distribution estimated by the temperature distribution estimating part with the temperature at the measurement point acquired by the temperature acquiring part, and correct the analysis model based on a collation result; wherein the temperature distribution estimating part performs the airflow analysis of the indoor space by using the analysis model after being corrected by the model correcting part, and estimates the temperature distribution in the indoor space, characterized in that the information processing apparatus further comprises: a replacement candidate extracting part configured to extract as a replacement candidate device, a temperature adjusting device being a replacement candidate for the temperature adjusting device, based on a temperature distribution from the airflow analysis using the analysis model after being corrected, the temperature distribution being estimated by the temperature distribution estimating part, configured to calculate a degree of similarity between another indoor space than the indoor space and the indoor space, and configured to extract, when the calculated degree of similarity is equal to or more than a threshold, the replacement candidate device extracted for the indoor space, as a temperature adjusting device being a replacement candidate for a temperature adjusting device placed in the another indoor space. a replacement candidate extracting part configured to extract as a replacement candidate device, a temperature adjusting device being a replacement candidate for the temperature adjusting device, based on a temperature distribution from the airflow analysis using the analysis model after being corrected, the temperature distribution being estimated by the temperature distribution estimating part, configured to calculate a degree of similarity between another indoor space than the indoor space and the indoor space, and configured to extract, when the calculated degree of similarity is equal to or more than a threshold, the replacement candidate device extracted for the indoor space, as a temperature adjusting device being a replacement candidate for a temperature adjusting device placed in the another indoor space.