potential of 来る (kuru, “to be able to come”)

next / coming / future

rain / (figuratively) something falling like rain / (figuratively) favor, blessing

rain

(chiefly in the negative) so much; so often; so long; particularly; especially

Used when something comes to mind: to recall / Used to express agreement: yeah, of course

(traditional) customs or rules

so, like that, in such a way, such

yes, yeah; it's like that; that's how it is; I see. (interjection to show that the speaker is paying attention)

seeming that, seeming like, appearing that