Japan's snow-covered Mount Fuji is one along at for from in of on the most famous mountains along at for from in of on the world. Nearly 300,000 people climb to the top along at for from in of on the 3,776-meter mountain every year. Now they can tweet about their experience or post pictures along at for from in of on Facebook along at for from in of on the top along at for from in of on Mount Fuji. Japan's biggest telecommunications company, NTT DoCoMo, has launched a free Wi-Fi service along at for from in of on the slopes of Fuji. Climbers can access free Wi-Fi service along at for from in of on eight different hotspots along at for from in of on the mountain, as well as the summit. The Wi-Fi will only be available along at for from in of on three months, which is the length along at for from in of on the climbing season. Once users log along at for from in of on , they will have 72 hours of free access to the Internet from the mountain. Hundreds along at for from in of on thousands of people climb Mount Fuji every year. The number has increased since the mountain became a UNESCO World Heritage site two years ago. The United Nations said Fuji was an important symbol along at for from in of on Japan. Local authorities hope the free Wi-Fi service will help keep climbers safe along at for from in of on the mountain. People will be able to check along at for from in of on weather warnings and find shelter. They will also be able to call along at for from in of on help even if their phone loses its signal. Fuji is not the highest place along at for from in of on the world to have Wi-Fi hotspots. Mount Everest in the Himalayas has a hotspot along at for from in of on the last base camp, which is 5,148 metres high. The North Pole and the International Space Station also have hotspots.