Kamen Rider Calibur vs Ginshi Shirazu: who would win?

Kamen Rider Calibur favored — Slight edge (~55%)

Kamen Rider Calibur · Kamen Rider · Pre-Series

Tier
9-B, up to 7-A
Attack Potency
Wall Level, up to Mountain Level
Speed
Massively Hypersonic, up to Massively Hypersonic+
Durability
Wall Level, up to Mountain Level

Ginshi Shirazu · Tokyo Ghoul · Base

Tier
9-B, up to 8-C
Attack Potency
Wall Level, up to Building Level
Speed
Supersonic
Durability
Wall Level, up to Building Level

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