How to say how did you come to know this? in Japanese
1)
このこの(kono) (n) this事事(koto) (n) thing/matter/incident/occurrence/event/something serious/trouble/crisis/circumstances/situation/state of affairs/work/business/affair/after an inflectable word, creates a noun phrase indicating something the speaker does not feel close to/noをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,どのようにしてno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb知ったno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbのかのか(noka) (prt) endorsing and questioning the preceding statement/lamenting reflections on the preceding statement。。(。) Japanese period "."
