On May 30th, 2025, a 49-year-old male solo mountaineer suffered a fall from height at Mt. Chogatake while descending, resulting in minor injuries.

On May 29th, 2025, a 81-year-old male hiker in a party of 2 became fatigued and was unable to continue at Mt. Moriya while descending, requiring rescue.

On May 28th, 2025, a 79-year-old male mountaineer in a party of 2 suffered a fall from height at Mt. Chogatake while climbing, resulting in minor injuries.

On May 28th, 2025, a 84-year-old male subject became fatigued and was unable to continue at Mt. Chogatake, requiring rescue.

On May 27th, 2025, a 30-year-old male solo hiker lost the route and became unable to continue at Mt. Kasumisawa, requiring rescue.

On May 26th, 2025, a 50-year-old female solo mountaineer suffered a fall from height at Mt. Okuhotaka while climbing, resulting in minor injuries.

On May 26th, 2025, a 52-year-old male solo hiker did not return from mountain activity at Mt. Amakazari, requiring search and rescue.

On May 25th, 2025, multiple foragers aged 77 in a party of 3 lost their route and became unable to continue at Shiga Kogen, resulting in a missing-person response. The navigation problem involved separated from party.

On May 24th, 2025, a 59-year-old male mountaineer in a party of 3 tripped or lost balance and fell at Mt. Iodake, resulting in minor injuries.

On May 23rd, 2025, a 57-year-old female solo mountaineer suffered a fall from height at Mt. Chogatake while climbing, resulting in minor injuries.

On May 20th, 2025, a 51-year-old male mountaineer in a party of 2 suffered a fall from height at Mt. Yari while descending, resulting in minor injuries.

On May 19th, 2025, a 52-year-old male solo hiker did not return from mountain activity at Mt. Amakazari, resulting in a missing-person response.

On May 19th, 2025, a 56-year-old male hiker in a party of 2 tripped or lost balance and fell at Mt. Yake while descending, resulting in minor injuries.

On May 19th, 2025, a 39-year-old male solo hiker suffered a fall from height at Northern Nagano, resulting in fatal injuries.

On May 16th, 2025, multiple mountaineers aged 23 in a party of 2 lost their route and became unable to continue at Mt. Yake while descending, requiring rescue.

On May 14th, 2025, a 63-year-old male solo backcountry skier did not return from mountain activity at Mt. Jiigatake, resulting in a missing-person response.

On May 13th, 2025, a 62-year-old male mountaineer in a party of 2 was caught in an avalanche at Mt. Kitahotaka while climbing, resulting in fatal injuries.

On May 11th, 2025, a 57-year-old male trail runner suffered a medical event at Mt. Azumaya, resulting in fatal injuries.

On May 9th, 2025, a 55-year-old female hiker in a party of 5 tripped or lost balance and fell at Mt. Ogura while descending, resulting in minor injuries.

On May 9th, 2025, a 64-year-old male solo mountaineer lost the route and became unable to continue at Mt. Tsubakuro, requiring rescue.

On May 9th, 2025, a 41-year-old male solo hiker did not return from mountain activity at Minami-Shinano, resulting in a missing-person response.

On May 8th, 2025, a 26-year-old female solo hiker lost the route and became unable to continue at Mt. Ena while descending, requiring rescue.

On May 8th, 2025, a 45-year-old female solo hiker suffered a fall from height at Mt. Shirasuna, resulting in fatal injuries.

On May 7th, 2025, a 71-year-old male solo hiker did not return from mountain activity at Mt. Torikabuto, resulting in a missing-person response.

On May 6th, 2025, a 41-year-old male mountaineer in a party of 2 suffered a fall from height at Mt. Akadake, resulting in fatal injuries. The party became separated.

On May 6th, 2025, a 51-year-old male solo mountaineer suffered a fall from height at Mt. Kitahotaka while descending, resulting in minor injuries.

On May 5th, 2025, a 49-year-old male solo hiker suffered a fall from height at Mt. Togakushi, resulting in minor injuries.

On May 5th, 2025, a 46-year-old female mountaineer in a party of 2 suffered a fall from height at Mt. Okuhotaka while climbing, resulting in minor injuries. The report identifies this as a fall from ridge or exposed route.

On May 5th, 2025, a 42-year-old female subject experienced an equipment or preparation issue and was unable to continue at Mt. Okuhotaka, requiring rescue. Technical skill limitation was noted. The patient status included leg injury.

On May 5th, 2025, a 67-year-old male camper in a party of 3 suffered a medical event at Karasawa while camping, resulting in a medical emergency.

On May 5th, 2025, a 53-year-old male solo mountaineer suffered a fall from height at Mt. Chogatake while descending, resulting in a minor leg injury.

On May 5th, 2025, a 23-year-old female hiker in a party of 3 suffered a fall from height at Mt. Yake while descending, resulting in minor injuries.

On May 5th, 2025, a 27-year-old female subject experienced an equipment or preparation issue and was unable to continue at Mt. Yake, requiring rescue. Technical skill limitation was noted. The patient status included leg injury.

On May 5th, 2025, a 29-year-old male solo subject experienced an incident at Mt. Jonen, resulting in a minor leg injury. The fall occurred inside a mountain hut.

On May 3rd, 2025, multiple hikers aged 22 in a party of 2 became fatigued and were unable to continue at Mt. Maehotaka while descending, requiring rescue.

On May 3rd, 2025, a 54-year-old male solo mountaineer suffered a fall from height at Mt. Chogatake while descending, resulting in minor injuries.

On May 2nd, 2025, a 41-year-old female mountaineer in a party of 2 experienced an incident at Mt. Shimagare while climbing, resulting in minor injuries.

On May 1st, 2025, a 39-year-old male subject lost the route and became unable to continue at Mt. Utsugi.

On May 1st, 2025, a 78-year-old male mountaineer in a party of 2 lost the route and became unable to continue at Mt. Utsugi while descending, resulting in fatal injuries.

On May 1st, 2025, a 60-year-old male mountaineer in a party of 3 suffered a fall from height at Mt. Chogatake while descending, resulting in minor injuries.

On April 30th, 2025, a 69-year-old male solo hiker lost the route and became unable to continue at Mt. Yake while descending, requiring rescue.

On April 30th, 2025, a 81-year-old male hiker in a party of 2 suffered a fall from height at Mt. Amigasa while ascending, resulting in a minor leg injury.

On April 28th, 2025, a 55-year-old male mountaineer in a party of 2 suffered a fall from height at Mt. Jiigatake while descending, resulting in fatal injuries.

On April 28th, 2025, a 48-year-old male mountaineer in a party of 2 suffered a fall from height at Mt. Otensho while climbing, resulting in a minor leg injury.

On April 28th, 2025, a 40-year-old male solo mountaineer suffered a fall from height at Mt. Jiigatake while descending, resulting in fatal injuries.

On April 27th, 2025, a 57-year-old male solo mountaineer lost the route and became unable to continue at Dakesawa while descending, requiring rescue.

On April 27th, 2025, a 50-year-old male solo backcountry skier suffered a fall from height at Mt. Norikura, resulting in minor injuries.

On April 27th, 2025, a 62-year-old male mountaineer in a party of 2 suffered a fall from height at Mt. Chogatake while descending, resulting in minor injuries.

On April 26th, 2025, a 53-year-old female hiker in a party of 2 tripped or lost balance and fell at Kawakami while ascending, resulting in minor injuries.

On April 26th, 2025, a 60-year-old male solo mountaineer suffered a medical event at Karasawa while climbing, resulting in fatal injuries.