Explanation
Used to quote, express hearsay or define something.
Formation
Verb-casual + という, い-Adjective + という, な-Adjective + という, Noun + という
Detailed explanation
The ～という grammar point is used to quote someone's words, express something you heard or read from someone else, or define and clarify the subject. It can be translated as 'called', 'that', or 'it is said'. The formation differs depending on whether it is used with a verb, い-adjective, な-adjective, or noun.
Examples
Kare wa 'suki da' to itta.
He said 'I like you'.
Sono eiga wa omoshiroi to iu hyouban ga arimasu.
The movie has a reputation for being interesting.
Nihon ni wa Fujisan to iu takai yama ga arimasu.
In Japan, there is a tall mountain called Mount Fuji.
Kanojo wa muzukashii shigoto o shiteiru to iu hanashi desu.
I heard she is doing a difficult job.
Practice
Grammar content sourced from hanabira.org.