HC

Amariyama from Nirasaki

Yamanashi, japan

Amariyama from Nirasaki is one of cycling's great tests — 14.2km of sustained climbing, gaining 1,285m from base to summit. Averaging 9.1%, the road kicks to 14.9% at its steepest — a serious ramp that demands respect. The 29 hairpin bends define this climb — each switchback a landmark, each straight a test of resolve. The road reaches 1,644m — high enough to feel the altitude on tired legs. Located in Yamanashi, Japan.

  • The crux hits between km 2 and km 4 — 12km above 10% averaging 11.5%.
  • One of only 1,152 Hors Catégorie climbs in the database.
  • The 29 hairpins define the character of this ascent — tight corners and shifting gradients throughout.
  • At 1,644m, the summit is high enough to feel the altitude on tired legs.

Amariyama from Nirasaki

Yamanashi, japan

14.2km 1285m 9.1%
HC

Distance

14.2km

Avg Gradient

9.1%

Max Gradient

14.9%

Elevation Gain

1285m

Summit

1,644m

Wall Rating

6.9

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