Meaning
銀杏 (ぎんなん, Gin'nan) is Ginkgo seeds — a Japanese food (grains and seeds, ingredients).
What is Ginkgo seeds?
Ginnan are ginkgo ( Ginkgo biloba ) seeds. Ginkgo nuts are used in congee , and are often served at special occasions such as weddings and the Chinese New Year. Japanese cooks add ginkgo seeds to dishes such as chawanmushi , and cooked seeds are often eaten along with other dishes.