Japanese Citizenship (Naturalization) — Complete Guide for Foreigners
Naturalization in Japan is possible for long-term residents — but the requirements are demanding, the timeline is long, and the decision to pursue it is significant. Japan does not recognize dual citizenship, which changes the calculation for most people. Here’s an honest guide to what naturalization involves. Basic Requirements To be eligible for naturalization, you generally need to meet all of the following: Requirement Details Continuous residence 5+ years living in Japan (uninterrupted) Age 20+ years old (Japan’s age of majority) Good conduct No criminal record in Japan or abroad Financial stability Able to support yourself and dependents Willingness to renounce Give up your current nationality Japanese language N2 equivalent or above recommended (not officially required but expected) Special Cases with Shorter Residency Requirements Some applicants can qualify with fewer years of residence: ...