This is the 11677th most frequent Korean word.
남성에게
"To men" or "for men" (dative case of "남성").
This usage demonstrates '남성에게' as 'to the man', indicating the recipient of the action.
그는 남성에게 질문을 던졌다.
He asked a question to the man.
Here, '남성에게' is used as 'for men', defining the audience for whom the book is beneficial.
이 책은 남성에게 매우 유용합니다.
This book is very useful for men.
In this sentence, '남성에게' means 'for men', specifying the group for whom the statement applies.