TERATTO collects healthcare data along with services that provide the infrastructure of digital healthcare metadata, converts it into big data, and provides a data transaction system that can be purchased from national institutions, research institutes, hospitals, and universities that need it. The data consists of only unidentified information that is unknown to the person, and it collects various information such as stores, equipment, devices, customers, and surveys linked to TERATTO, analyzes them with age, purchase history, physical information, skin information, and genetic information, and sells basic big data and visualized data.