Sakurako is Shun's childhood friend who has known he was gay since high school. Through an arranged marriage, she was also Shun's fiancée until he came out to his parents during the wedding ceremony. Despite this, Sakurako is still in love with him.

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In Harukaze no Étranger, A few years after Shun and Mio move into the main house, She ends up cutting her hair, claiming that she feels like a bunch of weight has come off her shoulders.

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It's also said that The adopted son of the Hashimoto household, Fumi, has a crush on her because of the kindness she gave him