Um... let's see here, just a second, I'll send you a map.

[After a moment, Yoshino will get a file. Opening it up will reveal a map with the locations of the two apartment buildings marked on it.]

They're big apartment buildings, so they kind of stand out in the districts they're in. I'm not sure where you are in the city... any landmarks nearby? Can you see the river from where you are?

[He's going to at least try to help.]