Kenshi Yonezu - Paprika (パプリカ)
Let's sow the seeds in a cloudless sky.
A support song written for the 2020 Tokyo Olympics.
This version is sung by Kenshi Yonezu with a new video by Ryu Kato. The song was originally released about a year prior, sung by a child group called Foorin (link).
Original video: https://www.youtube.com/watch?v=s582L3gujnw