What does ヒロイン mean?
ヒロイン is a Japanese noun meaning “heroine; female protagonist” in English. It is written as ヒロイン in hiragana, and hiroin in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
その小説はヒロインの死で終わっている。
The novel ends with the heroine's death.