赛: The concept of competition and the determination of victory or defeat.
羽: Feather, a symbol of lightness and aspiration, signifies the carrier of dreams. In a name, it bestows the grace of a bird in flight, a harbinger of ambition and the realization of one's aspirations.
Meaning: Saiyu, with its melodious sound, symbolizes soaring and surpassing, representing the pursuit of excellence and freedom.