the Bonin Islands (an archipelago in Japan)

all at once

once; one time

visit, call on, pay somewhere a visit / for an occurrence to come, arrive

times

(chiefly women's speech) first person singular pronoun: I, me

as one wishes, in a way that one wants

(と〜) thinking that […] (with the next clause explaining that the truth is contrary to expectations)

in my opinion; I think; I guess; upon thought; upon reflection; upon contemplation / conceivably; presumably

to seem, to appear