provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor...
https://commons.wikimedia.org/wiki/user:%E3%81%9D%E3%82%89%E3%81%BF%E3%81%BF Wikimedia username: そらみみ author name string: そらみみ heading: 20.18481375358166 degree...