The film lacks explicit depictions of non-cisnormative identities or same-sex intimacy. The narrative focuses instead on familial succession and industrial conflict.

Oryu challenges traditional gender hierarchies by assuming leadership of the Yano Family. This positioning grants her significant agency within a male-dominated social structure.

Set in Kumamoto, the film depicts a culturally homogeneous society. It focuses on internal class struggles between boatmen and railroad workers rather than racial intersectionality.

The story critiques rapid capitalist expansion and the erosion of legacy institutions. It explores how the Industrial Revolution disrupts traditional ways of life and community structures.

There is no evidence of disability being a central narrative element or character trait for the primary cast.