资料来源
https://www.google.com/url?sa=i&url=https%3A%2F%2Fwww.hakodate.travel%2Fchs%2Fmore-about-hakodate%2Fsoftcream%2F&psig=AOvVaw1mz4NyyetdyhXYAjEWE9F9&ust=1693969337184000&source=images&cd=vfe&opi=89978449&ved=0CA4QjRxqFwoTCNjGq-m9koEDFQAAAAAdAAAAABAD