Grave of the Fireflies (火垂るの墓, Hotaru no haka) is a 1988 Japanese animated drama film written and directed by Isao Takahata and animated by Studio Ghibli. It is based on the 1967 semi-autobiographical novel of the same name by Akiyuki Nosaka.
O, this enchanting forest in the Chūgoku region of Japan is the home to gold fireflies that charm the area regularly every year and in other areas of Japan with clean water. Many people attend a Hotaru Matsuri (Firefly Festival). Amazing :D I love Japan