A "will" is a document or a letter which the deceased person thought about after death, and left behind. There is a "will" in similar words, but unlike a legal valid will, the will will have strong meaning of goodbye to the person left behind. This application is an application to write a message to important people casually with the theme of "will". Please write a message to the important person by all means. ◆ Function ・ Screen lock function ・ Passcode function ・ Message lock function ・ Function to image messages and save them on the terminal ・ Function to image and share messages ・ Hide advertisement (pay) ◆ Specifications ・ Because we have not acquired the contents, the data cannot be recovered if the application is deleted.