Japan Sea to Summit

Embark on the ultimate pilgrimage from ocean to iconic volcano summit in a single, epic day. Rat Race Sea to Summit: Mount Fuji is a 5-day expedition from 9-13 July 2026, culminating in a breathtaking 50km ultramarathon that ascends from sea level to the 3,776-meter summit of Japan's most sacred mountain. This extraordinary journey offers a unique, supported challenge, doubling the standard height gain and distance of the classic climb, with a full itinerary including acclimatization hikes, expert guides, and celebratory relaxation at Lake Kawaguchi. More than a race, it's a meticulously crafted adventure for seasoned trail runners seeking to conquer one of the world's most iconic peaks in an unforgettable way. Secure your spot for the expedition of a lifetime.