Coloprice Score · methodology 2026.08
Tokyo data center and Japan facility ranking
Compare 68 Japan facilities across 20 operators, including central Tokyo interconnection sites and larger metro campuses. Scores use published evidence rather than claimed availability.
Top 25 by Coloprice Score
Who is in this list: Every facility in the catalog located in Japan — operational, under construction and announced. Status is visible in the maturity axis. Showing the top 25 of 68.
CC BY 4.0 · Coloprice data and compilation: free to reuse under CC BY 4.0 with attribution. Figures credited to third parties remain with their sources. License & attribution
Operators of facilities in this list can embed the award badge («Best data center in Japan», «Top 10» …) free of charge — it is on the facility page under «Awards & badges» and links back here.
How to compare Tokyo data center options
Central Tokyo facilities prioritize carrier, exchange and financial-network access, while Inzai and Chiba campuses offer larger expansion blocks over metro fibre. The best location depends on scale, latency, route diversity and disaster-recovery design.
Request the exact hall, live IT load, density, cooling, carriers, delivery date and Japanese operating support. Normalize electricity, cross-connects, setup, remote hands and escalation before comparing headline colocation prices.
Tokyo data center and Japan facility ranking FAQ
How should a Tokyo data center be selected?
Match the exact building to power, density, carriers, route diversity, disaster-recovery and delivery requirements, then compare total contract cost.
Does this ranking show live availability?
No. It reports published facility evidence and status; live and unallocated capacity requires a current provider quote.
How we ranked them
Coloprice Score is a 0–100 total of five axes: resilience (tier level weighted by the class of evidence, up to 35), compliance (independent audits, up to 20), transparency (how many of seven key fields are published, up to 20), scale (published MW on a log scale plus liquid cooling and AI readiness, up to 15) and maturity (status and age, up to 10). Every input is a field on the facility card, and every card cites its sources.
Nothing here is opinion or paid placement: an operator can only move up by publishing more data or citing more certificates. A dashed class means the operator disclosed too little for a class to be assigned honestly — the score is still computed. Full methodology, class thresholds and the top-50 across all countries: Coloprice Score rankings.
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