Simple but effective. I like the circle patterns around the logo, which I suppose are a reference to the sun and the whole Land of the Rising sun motif.
No one has posted the medals yet with their ribbons and case though, so there you go.
https://worldarchery.org/news/172956/tokyo-2020-unveils-olympic-medal-design-celebrate-start-one-year-countdown
Japanese ash wood cases, dyed with the same colour as the Olympic emblem, will accompany each medal. Every case will be unique.
A closeup of the medals, you can see the relief pattern much better here.
The medals resemble rough stones that have been polished and now shine, with light and brilliance as overall themes. They reflect the concept that in order to succeed, athletes have to strive and sacrifice on a daily basis.
More than 400 professional designers and students submitted proposals in an open competition. Junichi Kawanishi is responsible for the winning design.
“I never dreamed that the design I submitted only as a memorial to this lifetime event would be actually selected,” he said. “With their shining rings, I hope the medals will be seen as paying tribute to the athletes’ efforts, reflecting their glory and symbolising friendship.”