Kanojo wa ore ga Nihon ni ikimasu to iimashita.→ Kanojo wa ore ga Nihon ni iku to iimashita - She said to me I(Utsuo) am going to go to Japan.
Kanojo wa Nihon ni iku to iimashita. - She said to me she is going to go to Japan.
※ore(おれ/俺)is a rough/curt/brusque/rude/impolite word means "I/me". It is used by male.