This work investigates the social structure, belief systems, and cultural adaptations of the Ainu people residing on the northwest coast of southern Sakhalin. Emiko Ohnuki-Tierney, an established anthropologist, utilizes extensive ethnographic fieldwork to document the traditional lifeways of this specific Ainu population. The text presents a framework for understanding how these communities maintained distinct cultural identities amidst shifting geopolitical boundaries and external pressures.

Scholars and students of anthropology frequently cite this text as a foundational ethnographic study for understanding the Sakhalin Ainu. Readers often note the academic density of the prose, which provides a rigorous look at the specific cultural mechanisms of the region.