The Manyo Botanical Garden (萬葉植物園 Man'yō Shokubutsuen), also known as the Kasuga Taisha Garden, is a botanical garden located next to the Kasuga Shrine at 160 Kasugano-cho, Nara, Nara, Japan.
The garden opened in 1932, and is a Manyo Botanical Garden containing all plants (over 300 species) mentioned in the Man'yōshū, each labeled with its name and poems that mention it. The site also contains a Wisteria Garden, Camellia Garden, Iris Garden, and a Five Grain Garden the collects grain plants used for food, textiles, or dyes in Man'yōshū times.