In his newest album, “Waiting for a Sign,” Hitaałiinez Wheeler (Diné), better known as ‘Hitaałii,’ takes listeners through Navajo country with his signature hazy and dreamy aesthetic. Sierra Kihega (Otoe-Missouria and Keetoowah Cherokee), who goes by Sierra Spirit, released new singles from her forthcoming collection of indie pop songs, “coin toss,” about personal growth. We’ll talk with these Indigenous artists about their new tunes to add to your Native Playlist.