The sound comes from Joshua Kiryu, the mysterious partner character in The World Ends With You, originally released by Square Enix in 2007 for Nintendo DS and later remastered. Joshua is known for his confident, cryptic personality, and short voice lines like this goodbye have been clipped by fans for soundboards and edits. Within the fandom tags Twewy and JoshuaKiryu, the clip circulates as a reaction goodbye rather than a full dialogue scene, which helped it spread beyond the game itself.