also: リアリティーばんぐみ
noun
reality TV show; reality television
Refers to unscripted television programs featuring ordinary people or celebrities in real-life situations.
最近、リアリティ番組が増えている。
Recently, reality TV shows have been increasing.
彼女はリアリティ番組に出演したことがある。
She has appeared on a reality TV show before.
ドキュメンタリー番組 is a documentary program, which is typically more factual and serious, while リアリティ番組 focuses on entertainment through unscripted real-life situations.
Wasei-eigo (Japanese-made English) combining 'reality' (リアリティ) and 'program' (番組).