|Anime Debut||Episode 15|
Along with Masaki, she owns and manages the village's only bookstore called the "Tashiro Bookstore."
- The name Rumi means "detain, fasten, halt, stop" (留) (ru) and "beautiful" (美) (mi).
- Rumi's surname Tashiro means "field, rice paddy" (田) (ta) and "generation" (代) (shiro).
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