noun, noun which may take the genitive case particle 'no'
next seat; adjacent seat
Refers to the seat immediately beside one's own, often in a meeting, classroom, or public transport. Can be used as a noun or with の to modify another noun.
会議中、隣席の人がずっとメモを取っていた。
During the meeting, the person in the next seat kept taking notes.
新幹線で隣席に座ったのは有名な作家だった。
The person who sat in the adjacent seat on the bullet train was a famous writer.