ナンバーディスプレー
also: ナンバーディスプレイ
Meanings
1
number display
General term for a display that shows numbers, such as on a device or screen.
The number display on this machine is broken.
2
caller ID
Specifically the telephone service that shows the caller's phone number; often used in the context of landline or mobile services in Japan.
An unregistered number appeared on the caller ID.