noun
passengers getting on and off
Refers to passengers in the context of boarding and alighting from a vehicle, especially trains, buses, or other public transport.
駅の乗降客が増えている。
The number of passengers getting on and off at the station is increasing.
バスの乗降客は少なかった。
There were few passengers getting on and off the bus.
Compound of 乗降 (じょうこう, 'boarding and alighting') and 客 (きゃく, 'passenger').