REFERENCE: HISTORY

Shuto Dan, also known as Shooter, is a ten-year-old boy from Square-Enix/Jupiter's video game The World Ends With You. However, it should be noted that this Shuto is from TWEWY's canon AU/side story, Another Day, rather than its main continuity.

( tl;dr )

REFERENCE: CHARACTER RELATIONSHIPS/KINDRED SPIRIT LIST

Kindred Spirits

Canon

Rainbow (also went through Gold and Pink): Yoshiya "Joshua" Kiryuu

Blue (formerly Black'n'Blue; Joshua liked to call him Brown'n'Blue): Neku Sakuraba

Yellow: Daisukenojo "Beat" Bito

Black: Raimu "Rhyme" Bito

Green: Shiki Misaki