castilla Japanese Style Baked Sponge cake 10 Piece per Pack (Original 2 Pack)castilla is a traditional and popular Japanese style baked sponge cake made with fresh eggs, flour, and sugar. It does not use any oil, making it a healthy and nutritious dessert.Features of castilla Japanese Style Baked Sponge cake 10 Piece per Pack (Original 2 Pack) Japa..