expression, pre-noun adjectival
Pre-noun adjectival phrase meaning 'such' or 'this kind of', referring to something previously mentioned or understood from context.
こうした問題はよくあることだ。
Such problems are common.
What should I do in this kind of situation?
こういう is a casual, everyday equivalent of 斯うした, both meaning 'this kind of' but こういう sounds less formal.
こうした points to something near the speaker or about to be mentioned ('this kind of'), whereas そうした points to something already mentioned or associated with the listener ('that kind of').
Rare kanji form; not used in modern writing.
Rare kanji form; not used in modern writing.
Derived from the demonstrative こう (this way) combined with the past tense of する (to do), literally 'done this way', functioning as a pre-noun adjectival.