凯: Triumphant song, a victorious return. It metaphorically signifies exceptional ability leading to certain success.
桦: The tree species, birch. "Birch" symbolizes the toughness akin to a tree, unyielding to wind and rain, metaphorically representing a robust physique conducive to good health.
Meaning: Kai symbolizes victory and glory, while Hua represents resilience and vitality, embodying the coexistence of triumph and endurance.