おな同onaいiどし年doshi
1.
A term used to describe individuals who were born in the same year, indicating that they share the same age.
2.
A phrase that signifies a shared age among people, often used in contexts like social relationships or familial connections.
3.
A term referring specifically to people who are of identical age, highlighting a commonality in life experiences related to age.
Example:
君と僕とは同い年だ。