Is incest between adults a crime in Japan?
Legal between adults
Legal between adults
Japan is one of 53 countries classified “Legal between adults” for incest between adults — 32% of the 164 with data.
Source
- Taken from
- Wikipedia: Laws regarding incest
- Last checked
- 15 September 2026
- How it was classified
- Read directly from the source’s own table, without interpretation.
Nearby countries
- South Korea
- Legal between adults
- North Korea
- Criminal offense
- Taiwan
- Criminal offense
- Hong Kong
- Criminal offense
- Macau
- Legal between adults
- Philippines
- Criminal offense
Other laws in Japan
- Same-Sex Marriage
- Not recognized
- Same-Sex Activity
- Legal
- Age of Consent
- 16–17
- Sex Work
- Decriminalized / unregulated
- Pornography
- Restricted
- Divorce
- Legal
- Non-Binary Recognition
- Not recognized
- Same-Sex Adoption
- Limited (step-child / single)
- Marriage Age
- 18+
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A visual reference compiled from Wikipedia’s law-by-country articles, not legal advice. Laws change and summaries simplify — check a primary source before relying on anything here.