728 ITU‐T's Technical Reports and Specifications Merci\". This application offers personalized information like shops, concerts, other events. These services use Opus card user information, such as using lines, age, and sex to personalize the information. The user can select the \"offers\" of the application, and they can get a recommendation and discount tickets of the shop. The major of partner companies as a service provider is bicycle/car sharing services, events, and shops. These services are well‐known in smart phone application by using the personal information. In some cases, private information is used to provide rich services. The utilization rate of the offer is about 4%, and it is twice as large as other general one‐to‐one marketing. Concordia University in Montreal also leads several approaches using private data with data mining in healthcare field. Ontario State sells private information of healthcare to private companies and provides it to public institute or organization for free of charge. Personal Health Information Protection Act (PHIPA) permits the secondary use of health data by anonymizing it. This data is provided by using k‐anonymity, and privacy analytics risk assessment tool (PARAT) was used to confirm the risk of data. One of the schemes is the use in The Children's Hospital of Eastern Ontario (CHEO). The Canadian Institutes of Health Research (CICH), the National Science and Engineering Research Council (NSERC), and the Social Sciences and Humanities Research Council (SSHRC) issues the guidance of research ethics for the use of secondary medical data. In US, Federal Trade Commissioner is developing laws prevents the illegal use of private data according FTC Act. Health Insurance Portability and Accountability Act (HIPAA) of US takes similar approaches with Canada In UK, Information Commissioner Office of UK Ministry of Justice supports the penetration, justice, regulation of data privacy. In medical area, UK National the Health and Social Care Information Centre (NHS IC) supports Secondary Uses Service (SUS) and Pseudonymization Implementation Project (PIP). These laws support the secondary use of medical information under the supervision of UK government. 8 Expected (anonymous) applications of open data in smart sustainable cities 8.1 Application of open data on smart forecasts The Climate Corporation in San Francisco originally called WeatherBill was started to sell powerful software and weather insurance, but it's grown into a company that could helpfarmers around the world adapt to climate change, increase thei\r crop yields.The company's proprietary technology platform combines hyper‐local weather monitoring, agronomic data modeling, and high‐resolution weather simulations to deliver climate.com, a solution that helps farmers improve their profits by making better informed operating and financing decisions, and Total Weather Insurance, an insurance offering that pays farmers automatically for bad weather that may impact their profits.It is a perfect example of open data application that shows what government data can tell them. The Climate Corporation can display hundreds of different data‐driven views of the planet through some projectors, showing changing wind patterns, temperature, ocean currents, or whatever you'd like to look at. In the face of increasingly volatile weather, the companyprovides famers with the industry's most powerful full‐stack risk management solutiondepends on the company's unique technologies to help stabilize and improve profits and, ultimately, help feed the world.With a few exceptions, data that fuel the company are freely available to anyone.