Hiroko Maki

Hiroko Makino (牧野 紘子, Makino Hiroko; born 20 August 1999) is a Japanese swimmer. She competed in the women's 200 metre butterfly event at the 2017 World Aquatics Championships.
At the 2014 Junior Pan Pacific Swimming Championships in Hawaii, United States, Makino won a silver medal in the 400 metre individual medley with a time of 4:45.23 and a bronze medal in the 4×200 metre freestyle relay, where she split a 2:02.62 to contribute to the final time of 8:09.26.

Biography fallback source: Wikipedia