URL：https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https://substack-post-media.s3.amazonaws.com/public/images/4529afbe-bbe3-448b-86f8-d12202050047_3000x3000.jpeg
掲載元：https://www.logohistories.com/p/kenwood-logo-design-history
