nˈɑːbaɪɾə ɛŋkˈaʊntɚz dˈoːɹiːmən ˈæftɚ ðə ɹˈoʊbɑːt ɪz sˈɛnt bˈæk ɪn tˈaɪm baɪ wˈʌn ʌv hɪz dᵻsˈɛndənts, ɐ jˈʌŋ bˈɔɪ nˈeɪmd suːˈɑːʃi nˈoʊbaɪ tʊ ɪmpɹˈuːv ðə sˈɜːkəmstˌænsᵻz ʌv hɪz ɡɹˈeɪt ɡɹˈeɪt ɡɹˈændfɑːðɚ sˌoʊ ðæt hɪz dᵻsˈɛndənts mˈeɪ ɛndʒˈɔɪ ɐ bˈɛɾɚ fjˈuːtʃɚ.
Nobita encounters Doraemon after the robot is sent back in time by one of his descendants, a young boy named Sewashi Nobi to improve the circumstances of his great great grandfather so that his descendants may enjoy a better future.