the name is "seed of love", but you can never find it in music software such as cool dog or QQ music, but you can find Hatsune Miku's music with the same name at most. Although many people are familiar with this music, not many people know it, and its popularity is very low.
The current download method is: Go to the navigation post at the top of the Devil May Cry Bar, and there is a Devil May Cry 1OST download, which contains MP3 format <; Seed of love>