Can you be denied entry into Japan if you're naturalized?
The "No Entry" road sign in Japan is also the same in much of Europe. Legally in Japan, there is no difference in the rights between Japanese nationals who were born with the nationality (often called "natural born citizens" in American terminology) and those who changed from one nationality to another voluntarily via a qualifying process (usually referred to as "a naturalized citizen" or national). Some countries may small differentiations between natural born and naturalized citizens. For example, the United States requires U.S. Presidents to be natural born. Some countries make it easier to lose or forfeit their nationality if the nationality was acquired via naturalization (ex. Mexico). But in Japan, a naturalized person is legally capable of becoming, for example, the Prime Minister. Just like somebody who has only had Japanese nationality their entire life. A naturalized Japanese citizen "commoner" woman could even theoretically become a me...