By taking pictures of trees such as fruit trees with the camera installed in the smartphone, it is possible to estimate the leaf area index, which indicates the production capacity of vegetation, and manage the records for each measurement target.It also supports the use of a fisheye lens, and if the camera installed in the smartphone cannot shoot the entire subject, you can estimate the leaf area index of the entire subject by wearing a fisheye lens and shooting.The leaf area index estimation technology used in this application has been jointly invented by our company and Kochi prefecture, and a patent is pending.To use this application, you need to enter the license code described in the license agreement issued by our company.For use by fruit tree producers and fruit tree production related organizations in Kochi prefecture, it is considered that the license agreement is agreed by using the license agreement managed by Kochi prefecture and entering the license code.For other uses, please contact us and decide whether or not to use it in consultation with Kochi Prefecture.