こちら / そちら / あちら / どちら
どちら – question (which way, where, which person, which one)
These polite demonstratives can be used in formal or neutral situations. They can refer to physical locations, directions, people, or even abstract entities like choices.
In polite speech, these words can refer to people respectfully:
そちら: That person (near the listener).
あちら: That person over there.
どちら: Which person?
These terms can also refer to choices or directions in non-physical contexts: