This is a memorial service for the spirits of fallen soldiers and to pray for peace which takes place on August 15 every year.
A large 大 (the kanji symbol for great) is set alight on Mount Wakakusa using 108 flames to represent the traditional number of worldly desires possessed by humans. Although, this was be reduced to half the number of flames for 2023. The event is the culmination of the O-Bon festival and fires are meant to guide the spirits back to the afterlife. You can see the fire from various spots in Nara Park from 8 p.m. and the event lasts for around 30 minutes.Organizers may cancel events, alter schedules, or change admission requirements without notice. Always check official sites before heading to an event.