Mariko Oi has been working as a BBC Presenter and Correspondent since 2006. Her expertise in business, finance and economics are also a huge asset when working as a moderator at corporate conferences and summits.

Her journalism career started at Bloomberg Television in 2004 where she gained her finance knowledge as a Tokyo-based producer. Combining that with her Japanese language skills and local knowledge, Mariko has presented the BBC’s special series on her home country for over a decade, including programmes such as One Square Mile Nagasaki (2012), Working Lives of Tokyo Women (2015), Talking Business (2015, 2021), Jump Starting Japan (2015, 2016, 2017), Witness Japan (2017), Worklife Japan (2019), Leading Cities Tokyo (2019) and New Tech Economy Japan (2022).