instead of, replacing
on behalf of
Noun +
This compound particle is used to indicate that one person or thing is taking the place of another, or acting on behalf of someone else. It implies a substitution for someone or something that would normally be there or perform the action.
Person +
Used when a person performs an action in place of someone else who usually does it or was supposed to do it.
父
I will go instead of my father.
秘書が社長
The secretary attended the meeting on behalf of the president.
Thing +
Used when a thing or system replaces another thing or system that was previously used or standard.
紙
Computers are now used instead of paper.
ガソリン車
Electric cars are replacing gasoline cars.
This grammar point is often used when a person is acting as a representative for another person or a group. It can also be used for inanimate objects or systems replacing older ones. While '