Japan · Tokyo · Fuchu, Tokyo
Data is aggregated from public sources and may be incomplete or out of date. Always verify with primary sources before acting on any figure. See data sources.
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Japan's largest prison. Houses foreign inmates in a dedicated cellblock with separate work programmes.
Capacity
2,800
Current population
1,500
Occupancy
54%
Year opened
1935
Operational
Figures from official sources · verified 20 May 2026 · methodology
Population held
male
Opened
1935
Region
Tokyo
Security level
High
Death-row facility
No
Strict silence rule during work hours; uniformity in routine emphasized.
Visits restricted to family unless approved; 15-30 minutes maximum, supervised. Foreign consular visits arranged separately.
Mail screened; limit on number of letters per month based on inmate's behavior grade. Format: ã183-0057 æ±äº¬é½åºä¸å¸æ´è¦çº4-10 åºä¸ååæ + name.
Visitors should bring photo ID and be prepared for thorough security screening.
Reports from foreign embassies of strict discipline, prolonged solitary, and limited medical access for non-Japanese inmates.
Carlos Ghosn (2018-2019, MOJ Tokyo Detention then bail), Mark Karpelès (2015 pre-trial).
Derived signal — not a judgement. How it's calculated
What the score is responding to:
This facility scores 5. The national average across 155 scored Japan facilities is 10 — 5 points below national average.
Same country, matched on type + security level where possible.
Higher risk than 0% of peer facilities in Japan.
How many of our profile fields are populated. We surface this so families and researchers know the limits.
Under CC-BY-4.0. Include the URL and access date; the site is a living reference and entries can change.
World Prisons. (2026). Fuchu Prison. Retrieved July 21, 2026, from https://worldprisons.com/prisons/fuchu
"Fuchu Prison." World Prisons. Accessed July 21, 2026. https://worldprisons.com/prisons/fuchu.
@misc{worldprisons-fuchu,
author = {{World Prisons}},
title = {Fuchu Prison},
year = {2026},
url = {https://worldprisons.com/prisons/fuchu},
urldate = {2026-07-21}
}