Nominalizes a clause as 'the fact that...', or restates/clarifies something to spell out its meaning. Often used to summarize or explain what something amounts to.
[Plain clause] + ということ
彼が来ないということが分かった。
Kare ga konai to iu koto ga wakatta.
I found out that he isn't coming.
来ないということ = the fact that he isn't coming (nominalized clause)
つまり、失敗したということですか?
Tsumari, shippai shita to iu koto desu ka?
So, you mean you failed?
失敗したということ = restating/clarifying the meaning ('so it means you failed?')
彼女が国へ帰るということを聞きました。
Kanojo ga kuni e kaeru to iu koto o kikimashita.
I heard that she is going back to her home country.
帰るということ = the fact that she is going back (nominalized clause)
• ということは = 'which means / so that means': 雨が降るということは、試合は中止だ (it's going to rain, which means the match is cancelled). • ということ is key for reporting facts and reasoning in more complex sentences.
The JLPT rarely asks whether you recognise a pattern — it asks which of several similar patterns fits. These are the ones ということ is tested against.
Plain こと nominalizes an action/idea directly (泳ぐことが好き). ということ adds a 'the fact/idea that... (as stated/reported)' framing, common for restating or reporting.
の nominalizes concrete, perceived actions (彼が走るのを見た). ということ is abstract — the fact/content of a statement — and cannot be swapped in for perception verbs.
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