also: にしん
noun
Refers to both father and mother together. Often used in contexts discussing family background, upbringing, or parental influence.
See also: 片親
彼は二親を早くに亡くした。
He lost both parents at an early age.
二親の愛情を受けて育った。
I grew up receiving the love of both parents.
Obsolete reading; it is out-dated kana usage.
Mixed kanji-kana spelling; less common but still encountered.
Compound of 二 (ふた, 'two') and 親 (おや, 'parent'). The reading ふたおや is the standard modern reading; にしん is an older Sino-Japanese reading now considered obsolete.