Jun Kazu vs The Witch-King of Angmar (Movies): who would win?

Jun Kazu favored — Slight edge (~55%)

Jun Kazu · Kamen Rider · Utopia Dopant

Tier: LOW 7-B
Attack Potency: Small City Level
Speed: Ftl
Durability: Small City Level

The Witch-King of Angmar (Movies) · Lord of the Rings · Base

Tier: 7-B
Attack Potency: City Level
Speed: Peak Human
Durability: Unknown

A heuristic estimate from normalized VS Battles Wiki stats: tier, attack potency, speed and durability.