App features・You can easily record changes in your physical condition and check them in a graph.Even if you are not feeling well, you can easily enter your physical condition and symptoms with a single tap. Long-term changes in physical condition and the rhythm of symptoms can be checked at a glance on the graph.・I will inform you that you should be carefulIf there are any symptoms or changes in your physical condition that you should pay attention to in your daily records, we will notify you immediately so that you can quickly judge and deal with any concerns.- Ability to accurately inform doctors of changes in physical conditionYou can easily summarize and review your daily records. In a short consultation time, you can convey the contents of the consultation to the doctor in a straightforward manner, and support the provision of treatment that suits you.・Provide appropriate treatment-related informationInformation that is useful to know during cancer treatment, such as symptoms during treatment and how to spend your daily life, is quoted from reliable information sources such as cancer information services and provided.