[Crossover] I Transmigrated with Yakult

"My name is Yang Le Duo. I'm sixteen years old and in my first year of high school. I like anything with matcha in it, and I hate vegetables. I'm a great singer, and my music teacher praises me all the time..."

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The above is modeled on my younger cousin's self-introduction.

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The multiverse journey of an airheaded girl who flirts but never marries, spanning anime, novels, original worlds, and so on.

First-person narration, not plural.