> Yamashita-san thinks he(Yamashita-san) will see that movie
is correct. If you want to say "He thinks I will see the movie", I think it should be
>
,
> and
These two are "basically" same. You can use both of these as same meaning in the first person. but, in the third person, it should be
>
not
>
Sometimes, they are explained like these,
> I think =
> I've been thinking =
but, unfortunately, is sometimes used as "I have been thinking"
**EDIT:**
in the third person
> A () (What do you think he wants to do?)
> B () (i think he wants to eat pizza)
There is a hidden subject
Actual subject is hidden, so it looks like that [third person]+. but it is not.