also: はいりぐち
Where is the entrance to the station?
成功への入り口は努力だ。
Effort is the gateway to success.
I waited for my friend at the station entrance.
Right after you go in through the entrance, there's a restroom on the right.
A staff member was standing at the entrance giving directions.
I walked around the building looking for the entrance.
Equally common kanji spelling without okurigana; also read いりくち by some speakers.
Rarely used kanji form; 這 is an uncommon character for はい.る.