Key Facts
• Mountain accidents in Nagano surpass 2024’s record pace as of June 2025.
• 2024 saw 321 incidents and 350 victims, the highest on record.
• By June 29, 2025, 127 incidents and 149 victims were reported.
• Over one-third of 2024 accidents occurred during the summer mountain season.
• Governor Abe highlighted issues like inadequate equipment and unrealistic schedules.
• 45% of victims are aged 60 or older; falls and slips are leading causes.
• Nagano residents accounted for 53 victims, followed by Tokyo and Kanagawa with 46 each.
Summary
Nagano Prefecture is experiencing a surge in mountain accidents, surpassing the record pace set in 2024. Last year, 321 incidents and 350 victims marked the highest figures to date. By June 29, 2025, 127 incidents and 149 victims had already been reported, with summer being a particularly high-risk season. Governor Abe emphasized the dangers of insufficient preparation, including poor equipment and overly ambitious plans. Nearly half of the victims are aged 60 or older, with falls and slips being the primary causes. Nagano residents made up the largest group of victims, followed by individuals from Tokyo and Kanagawa. Authorities are urging hikers to prioritize safety and align their plans with their skill levels.
