This is a set of 12 numbers that are given to people who have a registered address in Japan from the Japanese Government.
You can check your number using a My Number Card, My number notification card and/ or on your Resident's Card that 'My Number' is written. Currently, the Japanese government is expanding administrative services using My Number, So it will become more convenient.
Others (Note,important Points, Points)
★ You can get a resident card at any convenience store.
★ You can get a certificate on a machine depending on the municipality.