noun
Dated term meaning each individual or all people. Modern Japanese normally uses ひとびと (人々) for 'people' and それぞれ or 各人 for 'each person'. This reading にんにん is now rare and mostly found in older texts.
See also: 人々 (ひとびと)
古い文書には「人々にんにんが集まった」と書かれていることがある。
In old documents, you sometimes see '人々 (にんにん) gathered' written.
Modern word for 'each person', used in formal contexts. にんにん is an older equivalent.
The reading にんにん is the on'yomi reduplication of 人 (にん). The kanji spelling 人々 is shared with the common word ひとびと, but the reading にんにん is now dated.