noun which may take the genitive case particle 'no', na-adjective
normal; ordinary; usual; average
Describes something as not special, unusual, or exceptional. Depending on context, it can be neutral ('ordinary/standard') or mildly evaluative as 'average' or 'nothing special.'
彼は普通の会社員です。
He is an ordinary office worker.
試験の難しさは普通だった。
The difficulty of the exam was average.
adverb
Adverbial use, often as 普通は or sentence-initial 普通, meaning what is generally the case or what usually happens.
普通は予約が必要です。
Usually, a reservation is required.
この店は普通、月曜日が休みです。
This shop is normally closed on Mondays.
noun
local train; train stopping at every station
Railway abbreviation of 普通列車. Used as a train-service category meaning a local train that stops at every station, in contrast with rapid, express, or limited express services.
See also: 普通列車
次の普通は三番線から出ます。
The next local train leaves from platform 3.
この駅には普通しか停まりません。
Only local trains stop at this station.