Ruri, Dr. Stone Wiki

Ruri (ルリ, Ruri) is a descendant of modern-day humans. She is Kohaku's elder sister and the daughter of Kokuyo, and serves as the priestess in Ishigami Village. Ruri is a young woman with a delicate face, long blonde hair, and blue-green eyes. Her hair reaches her waist, and is cut in choppy layers at her shoulders, chin, and eyebrows. Her eyebrows and lips are thin, while her eyes are large with a slight point towards the upper outer edge, giving her a calming, mature expression. She appears to

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I know they are all somewhat related but I think this is a direct relationship. : r/DrStone

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