Q 01/05

Osaka's father Leonard François comes from which country?

A) Jamaica

B) Haiti

C) Trinidad and Tobago

D) Dominican Republic

Answer · why

B) Haiti

He is from Jacmel; her mother Tamaki is from Nemuro in Hokkaido.

Q 02/05

How many Grand Slam singles titles had Osaka won by the end of 2025?

A) 4

B) 5

C) 6

D) 7

Answer · why

A) 4

Two each at the Australian Open and the US Open, making her the first Japanese player to win a major singles title.

Q 03/05

Why do Osaka and her sister carry their mother's surname rather than their father's?

A) Haitian naming tradition

B) Japanese rule when one parent was a citizen

C) Their parents never married

D) A request from sponsors

Answer · why

B) Japanese rule when one parent was a citizen

Her older sister Mari was also a professional tennis player.

Q 04/05

At what age did Osaka's family move from Japan to the United States?

A) 3

B) 5

C) 7

D) 9

Answer · why

A) 3

They settled with her paternal grandparents in Elmont on Long Island before moving to Florida when she was about eight.

Q 05/05

Watching which pair at the 1999 French Open inspired Osaka's father to coach his daughters?

A) The Bryan brothers

B) The Williams sisters

C) The McEnroe brothers

D) The Maleeva sisters

Answer · why

B) The Williams sisters

He copied Richard Williams's plan, saying 'the blueprint was already there. I just had to follow it.'