Naturalization - Simplified Method

A child (excluding an adopted child), whose father or mother was formerly a Japanese citizen, and who has been continuously residing or staying in Japan for three years or more and is currently residing in Japan.
A child of a Japanese citizen (excluding an adopted child) who is currently residing in Japan.
An adopted child of a Japanese citizen who has been continuously residing in Japan for one year or more, and was a minor at the time of the adoption under his/her national law.
A person born in Japan, who has been continuously residing or staying in Japan for three years or more and is currently residing in Japan.
A person born in Japan, whose father or mother (excluding an adoptive parent) was born in Japan, and who is currently residing in Japan.
A person born in Japan, who has not having any nationality since his/her birth and has been continuously residing in Japan for three years or more since the birth.
A spouse of Japanese citizen who has been continuously residing or staying in Japan for three years or more and is currently residing in Japan.
A spouse of Japanese citizen who has been married for three years or more and continuously residing in Japan for one year or more.
A person who has been continuously staying in Japan for ten years or more and is currently residing in Japan.
A person who lost Japanese nationality (excluding a person who lost the nationality after his/her naturalization to a Japanese citizen) and is currently residing in Japan.

No.	Requirement of Continuous Residence for 5 years or more	Requirement of Age and Legal Capacity	Requirement of Ability to Make an Independent Living in Japan
１	✔
2	✔	✔	✔
3	✔	✔	✔
4	✔
5	✔
6	✔	✔	✔
7	✔	✔
8	✔	✔
9	✔
10	✔	✔	✔

The requirement of "A person with Good Behavior" is applied for all cases (no exemption).