Shinjuku is a prime-tier Class A submarket of Tokyo with average asking rent around ¥40,000/tsubo/mo · ≈ $90.4 PSF/yr USD.
Western HQ cluster around the world's busiest station. · Tier: prime · Avg rent: ¥40,000/tsubo">tsubo/mo · ≈ $90.4 PSF/yr USD
Shinjuku's western office quarter — Nishi-Shinjuku — hosts Tokyo's tallest trophy stock outside Marunouchi. Mode Gakuen Cocoon, Park Tower, and the Shinjuku Mitsui Building anchor the cluster.
Insurance, telecom, professional services, regional HQs.
25-40,000 sqft floor plates.
Shinjuku Station (12 lines).
Strongest inbound rail capacity in Japan.
Shinjuku Gyoen, Park Hyatt, Isetan, Lumine.
Shinjuku is one of 6 Class A submarkets we cover in Tokyo, classified as prime tier with an average asking rent around ¥40,000/tsubo/mo · ≈ $90.4 PSF/yr USD. Compared with the broader Tokyo Class A stock, Shinjuku typically attracts Insurance, telecom, professional services, regional HQs and competes most directly with the city's other prime submarkets on building specification, transit access, and amenitisation.
Adjacent submarkets to study alongside Shinjuku: Marunouchi & Otemachi, Azabudai & Roppongi, Shibuya, Shinagawa. The full Tokyo submarket atlas is at /cities/tokyo.
For an institutional Class A occupier evaluating Shinjuku, the highest-leverage analyses to commission next are the rent benchmark, the concession-package comparable, and the ESG performance baseline. Class A Atlas covers each as a dedicated topic page for this submarket:
Terminology specific to Tokyo Class A leasing and to the prime tier: Class A, Trophy asset, Effective rent, Concession package, TI allowance, Submarket tier.
Reviewed by Kenji Watanabe — APAC contributing editor. Last updated 2026-04-15. See our methodology and editorial standards.