godan verb (-ru), intransitive verb
be replaced; change places; be swapped
Intransitive: something or someone is replaced or changes places with another, often without specifying the agent. Focuses on the change itself.
店のメニューが新しく入れ替わった。
The shop's menu has been replaced with a new one.
選手が次々
Players are swapped one after another.
godan verb (-ru), transitive verb
switch; exchange; change (with someone)
Transitive: two or more people exchange positions, seats, shifts, etc. Often used with と or に to indicate the other party.
席を友達と入れ替わった。
I switched seats with a friend.
当番を同僚と入れ替わる。
I swap shifts with a colleague.