Promotional videos

Dragon Ball, DBZ & DBS on Shonen Symphony Album CD and Vinyl disc

Shonen Symphony (Saint Seiya) album CD and LP on Kickstarter

Shonen Symphony (Saint Seiya) #02 Album CD and LP on Kickstarter

CD - Tobe Pegasus / Deucalion no Daikouzui by Seiji Yokoyama

CD & LP World of Seiji Yokoyama : Serenade (Limited Edition)

Seiji Yokoyama - Ragen Blue Divine Love EP

Seiji Yokoyama - Ragen Blue Original Soundtrack promotional

Seiji Yokoyama - (Harp Solo) Princess's Theme From Ragen Blue BGM

Kazuko Kawashima 川島和子 Ragen Blue - Eternal Scat - Mix 2025 (music : Seiji Yokoyama 横山菁児) Album 2026

The Psychogun : Space Cobra #spotify #youtubemusic (Album Shonen Symphony)

Tobe Pegasus : #saintseiya ( Ikki vs Saga) - #spotify #youtubemusic (Album Shonen Symphony)

Shun sono Tatakai (Shun, his Fight) : #saintseiya - (Shun vs Mime' harp) - #spotify #youtubemusic

Super Guy in the Galaxy (Vegeta's Sacrifice) : #dragonballz #spotify #youtubemusic

Jokyoku 序曲 - Overture (Saint Seiya Hades) - Without Chorus Version -#spotify #youtubemusic

Pegasus Ryuuseiken Orchestra !! (Saint Seiya) #spotify #youtubemusic #caballerosdelzodiaco

Abel no Theme (Abel's Theme) From Saint Seiya #spotify #youtubemusic