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Towada-Hachimantai NP, Aomori
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Until the early 20th century, local sellers carried June snow from Hakkoda through Aomori. People ate it for health and protection; the trade faded after hygiene rules followed a dysentery outbreak.
Hakkoda’s spring snowmelt—not its winter monsters—once served as a rough farm calendar. In 1796, Sugae Masumi recorded a Seed-Sowing Old Man, Crab’s Pincer and Ox’s Neck; all 3 still appear around similar dates.
A Yamagata University literature review estimates today’s Tōhoku snow-monster conditions emerged only about 1,000 years ago, when snow-loving Aomori fir spread after earlier climate and vegetation shifts.
The jagged “shrimp tails” on Hakkoda’s monsters grow toward the wind: supercooled droplets freeze on Aomori fir, then snow sticks too, with repeated gusts building ice outward on the windward side.
Hakkoda’s monster-making tree is not a pine but Aomori fir (Abies mariesii). Its northern range limit lies on Mt. Maedake in this range—and the same tree is Aomori City’s official tree.
Snowfall doesn’t always increase with altitude here: a 1992–93 study found more at the ropeway base during classic winter-monsoon weather, but more at the summit when low-pressure storms brought snow.
In March 2001, yellow Asian dust fell with snow across Aomori. Hakkoda’s growing rime traps material carried by winter winds, and researchers sample snow near Tamoyachidake to study airborne particles.
