noun
frequent-flyer program; mileage service
Wasei-eigo term for airline loyalty programs that award miles based on distance flown or purchases.
wasei-eigo (Japanese-coined English), from mileage service
この航空会社のマイレージサービスに登録すると、搭乗ごとにマイルが貯まります。
If you sign up for this airline's frequent-flyer program, you earn miles for every flight.
Variant with interpunct; less common in everyday writing.
Wasei-eigo from English 'mileage' + 'service'. It is wasei.