noun
mobile data cost; packet charge
Refers to the cost incurred for mobile data usage, typically in the context of cellular data plans. Common in discussions about smartphone bills.
今月は動画を見すぎてパケット代が高くなった。
I watched too many videos this month and my data charges went up.
パケット代を節約するために、Wi-Fiを使うようにしている。
I try to use Wi-Fi to save on data costs.