Mt. Tokachi volcano in northern Japan

Mt. Tokachi volcano in northern Japan

Photo taken on Sept. 16, 2026, shows a sign barring public access to 2,077-meter Mt. Tokachi in Kamifurano in Hokkaido, northern Japan, after the eruption alert was raised to Level 3.

Mt. Tokachi volcano in northern Japan

Mt. Tokachi volcano in northern Japan

Photo taken on Sept. 16, 2026, shows a sign barring public access to 2,077-meter Mt. Tokachi in Kamifurano in Hokkaido, northern Japan, after the eruption alert was raised to Level 3.

Mt. Tokachi volcano in northern Japan

Mt. Tokachi volcano in northern Japan

Photo taken from a Kyodo News helicopter on Sept. 18, 2026, shows smoke rising from Mt. Tokachi in Hokkaido, northern Japan. The eruption alert was raised to Level 3 about a week earlier, barring public access to the 2,077-meter mountain.

Mt. Tokachi volcano in northern Japan

Mt. Tokachi volcano in northern Japan

Photo taken from a Kyodo News helicopter on Sept. 18, 2026, shows smoke rising from Mt. Tokachi in Hokkaido, northern Japan. The eruption alert was raised to Level 3 about a week earlier, barring public access to the 2,077-meter mountain.

Mt. Tokachi volcano in northern Japan

Mt. Tokachi volcano in northern Japan

Photo taken from a Kyodo News helicopter on Sept. 18, 2026, shows smoke rising from Mt. Tokachi in Hokkaido, northern Japan. The eruption alert was raised to Level 3 about a week earlier, barring public access to the 2,077-meter mountain.

Mt. Tokachi volcano in northern Japan

Mt. Tokachi volcano in northern Japan

Photo taken from a Kyodo News helicopter on Sept. 18, 2026, shows smoke rising from Mt. Tokachi in Hokkaido, northern Japan. The eruption alert was raised to Level 3 about a week earlier, barring public access to the 2,077-meter mountain.

Mt. Tokachi volcano in northern Japan

Mt. Tokachi volcano in northern Japan

Photo taken from a Kyodo News helicopter on Sept. 18, 2026, shows smoke rising from Mt. Tokachi in Hokkaido, northern Japan. The eruption alert was raised to Level 3 about a week earlier, barring public access to the 2,077-meter mountain.