male pregnancy; mpreg
Slang term used in Boy's Love (BL) fiction to describe a male character becoming pregnant. Not used in real-world medical contexts.
See also: ボーイズラブ
A pregnant man appears in this BL manga.
She often reads stories about male pregnancy.
father-to-be; partner of a pregnant woman
Rare, modern coinage referring to a man whose partner is pregnant. More common terms are プレパパ or 父親になる人.
See also: プレパパ
Some people use the word 妊夫 to mean a husband whose wife is pregnant.