Indoor location based services (LBS) that were previously only able to achieve higher costs. We are using artificial intelligence and advantage of the popularization of WIFI, LBS can be brought to daily life at a nearly no extra cost. Provide LBS for those with visually impaired, memory or cognitive decline such as providing information of dinning in shopping malls, restrooms, etc. It is also possible to provide reminder in LBS point such as prompting remind of the purchases when passing through outside of supermarkets or information on bus stop.