URL：https://png.pngtree.com/png-clipart/20230922/original/pngtree-vector-illustration-of-an-isolated-checkmark-icon-on-a-transparent-background-png-image_12730145.png
掲載元：https://zh.pngtree.com/freepng/vector-illustration-of-an-isolated-checkmark-icon-on-a-transparent-background-representing-authentication-and-verification-vector_12730145.html
