[citation needed] In 2017 Natori made his single seater debut with Buzz International in the Japanese F4 series.

Natori finished runner up to teammate and Red Bull Junior driver Yuki Tsunoda.

[citation needed] Following his Japanese F4 success, Natori re-joined Carlin Buzz for the 2019 FIA F3 season.

[citation needed] In 2020, Natori returned to his native Japan to contest the inaugural season of the newly rebranded Super Formula Lights championship with Toda Racing,[3] and he claimed 4th.

He competed with B-Max Racing for 2021 season, and he won the title off from Giuliano Alesi.