Welby is a leading company that launched its personal health record (PHR) services in 2011. It plans, develops, and operates digital services to support medical treatments for patients with various chronic diseases. Welby My Karte, one of its PHR services, is a smartphone app to help patients with diabetes, high blood pressure, and other lifestyle diseases manage their information including blood sugar level and blood pressure. It also jointly plans many PHR services that are operated by Welby with leading pharmaceutical companies.