Kongōbu-ji is the head temple of Kōyasan Shingon Buddhism, nestled on Mount Kōya in Wakayama Prefecture, Japan. Originally built in 1593 and later renamed, this temple boasts stunning sliding screen doors painted by Kanō Tanyū and a massive rock garden with dragon-inspired stone arrangements. Visitors can soak in the sermons of monks and try out ajikan meditation sessions, focusing on the letter "A" in Siddhaṃ alphabet. It's a serene spot where you can dive into the spiritual vibes and chill with some dragons.