noun, used as a suffix
group; contingent; camp; team
Suffix attached to nouns indicating a group of people, competitors, companies, etc., often in a collective or factional sense. Common in words like 自衛隊勢 (Self-Defense Forces contingent) or 地元勢 (local team/group).
地元勢が優勝した。
The local team won the championship.
大会には海外勢も多数参加した。
Many overseas competitors also participated in the tournament.