I found music source finally (its missing in credits): https://ericksemino.itch.io/peaceful-soundscapes-vol-2

Updated	1 day ago
Published	5 days ago
Status	Prototype
Platforms	HTML5, Windows, macOS, Linux
Author	fusion29dev
Genre	Action
Made with	Godot
Tags	Atmospheric, Cozy, No AI, Relaxing, Singleplayer

Download

akikaze_win.zip 86 MB

akikaze_lin.zip 81 MB

akikaze_mac.zip 108 MB

itch.io