noun
early check-in
A loanword from English, used in the context of hotels or flights to refer to checking in earlier than the standard time.
アーリーチェックインは追加料金がかかることがあります。
Early check-in may incur an additional fee.
フライトのアーリーチェックインをオンラインで済ませた。
I completed early check-in for the flight online.
Variant spelling with a middle dot, sometimes used for clarity.
Borrowed from English 'early check-in'.