Asuka Ohgame (大亀 あすか, Ohgame Asuka, December 18, 1987) is a Japanese voice actress and professional mahjong player from Hiroshima prefecture. She belongs to Sigma Seven.
The story revolves around a highschool boy named Niwa Makoto. He lives with his aunt's family since his parents are away on business. It is there where he meets his mysterious cousin of the same age Touwa Erio — who happens to tie a futon mattress around her upper body and is a self-proclaimed alien. Her staple food is pizza. Erio had been missing for half a year and was found floating in the sea. She doesn't remember anything about what happened during that period of time, but she began to think that it was the act of an alien and wanders the neighbourhood wrapped in the futon.
Japan, 1943, during World War II. Young Suzu leaves her village near Hiroshima to marry and live with her in-laws in Kure, a military harbor. Her creativity to overcome deprivation quickly makes her indispensable at home. Inhabited by an ancestral wisdom, Suzu impregnates the simple gestures of everyday life with poetry and beauty. The many hardships, the loss of loved ones, the frequent air raids of the enemy, nothing alters her enthusiasm…
The story begins with Keita Suminoe, a male third-year junior-high school student studying for his high school entrance exams. He is living in a home with his older twin stepsisters, Ako and Riko, who share no blood relation to him, and they help him prepare for his exams. Even though he initially dislikes himself for it, he begins to become attracted to his two step-sisters, and his two parents encourage him to eventually get married to one of them.