noun, noun which may take the genitive case particle 'no'
two things; two persons
Refers to two entities, which can be people or things, often in comparative or selective contexts. Commonly used in phrases like 二者択一 (alternative between two) or 二者間 (between two parties).
二者択一を迫られた。
I was forced to choose between two alternatives.
二者間の合意が必要だ。
An agreement between the two parties is necessary.