How much can a landlord raise rent in Japan? The short answer: Market rate (no fixed cap), with 180 days notice required. Here's the full breakdown of Japan's rent increase rules for 2026.
Get RentFlow — free Get it on Google Play| Maximum rent increase | Market rate (no fixed cap) |
| Benchmark / index | Market rate / CPI |
| Notice required | 180 days |
| How often increases are allowed | Once every 12 months |
| Rent control | No national cap |
ℹ️ Values are approximate and index rates change frequently. Always verify the current figure with the official source before applying an increase. (Data: 2026-Q3.)
No rent control. Increases rare — rents often stable or declining. Landlords must give 6 months notice for non-renewal. Increases must be justified by changed circumstances (taxes, CPI, local rates).
借地借家法 (Shakuchi Shakka Hō) — Land and House Lease Act
In Japan, the rent increase limit is: Market rate (no fixed cap). No rent control. Increases rare — rents often stable or declining. Landlords must give 6 months notice for non-renewal. Increases must be justified by changed circumstances (taxes, CPI, local rates).
Japan requires 180 days written notice before a rent increase takes effect. Increases are generally allowed once every 12 months.
There is no national rent cap in Japan.
RentFlow tracks rent, tenants and leases — and flags when an increase exceeds Japan's legal limit or notice rules. Free to start.
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