Asia
Happo-One Trail Map & Mountain Maps
Projected to open December 1, 2026
Best months to book: January, March, February · last season + 30-yr record
Scroll for happiness
Projected to open Dec 1
Weather data is still collected for informational purposes.
Last Snowfall
Oct 28
2d agoPast 24 Hours
0cm
Past 48 Hours
0cm
Past 10 Days
13cm
7-Day Forecast
0cm
Snow Depth
--
Updated: Oct 30, 11:02 PM•Weather at base: 800m
3D Mountain View
ProSnowfall Forecast Maps
Japanese Alps region
14 Day map is in SnowSure ProUnlock with Pro
Official Trail Map
Published by Happo-One — Click a map to view it full size.
Frequently asked questions about Happo-One
- How many runs and lifts does Happo-One have?
- Happo-One has 16 runs served by 21 lifts.
- What is the vertical drop at Happo-One?
- Happo-One rises from 800 m at the base to 1,831 m at the summit — 1,031 m of vertical.
- Does Happo-One have a 3D mountain map?
- Yes — SnowSure Pro's 3D Mountain View shows Happo-One on real terrain with live weather-station pins, runs and lifts, a scrubbable snow-forecast drape, and precipitation radar.
