Shōma hails from Kunlun village, a place renowned for its exceptionally powerful inhabitants. He frequently ventures beyond the village to collect outside information and trendy items, bringing these discoveries back to share with the villagers during his visits.

He acts as an elder brother figure to Lloyd Belladonna, maintaining a close bond. Shōma's encouragement significantly influences Lloyd's decision to leave Kunlun and pursue his goal of becoming a soldier in the kingdom of Azami, helping address Lloyd's self-esteem issues and motivating his journey.

Shōma possesses a high-energy personality and is frequently heard exclaiming his signature phrase, "It's hot!" He serves under Sou's direction, working alongside Eug. His role involves periodically returning to Kunlun to continue sharing external trends and information with the villagers.