📜 A lava tube formed by Mount Fuji's 864 CE eruption, designated a Natural Monument of Japan in 1929.
🔍 Located in the Aokigahara Jukai forest, it's known for its naturally cool temperatures.
❄️ Enjoy naturally cool temperatures, even in summer.
🤫 Experience unique acoustics as basalt walls absorb sound.
🧊 See ice pillars, lava formations, and luminescent moss.
📜 Discover its historical use as a natural refrigerator.
⚠️ Low ceilings in some areas, watch your head.
🚶♀️ The tour takes about 15 minutes.
💰 Adults ¥350, Children ¥200. Group discounts available.
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