Masato Sakai (坂井 聖人, Sakai Masato, born 6 June 1995) is a Japanese swimmer who specializes in the men's 200 metre butterfly.

He won the silver medal in the men's 200 metre butterfly event at the 2016 Summer Olympics.

[2] Sakai was in 6th position at the 150 mark, and finished 0.04 seconds behind Michael Phelps.

[3] At the 2015 World Aquatics Championships in Kazan, Sakai finished 4th in the 200 metre butterfly, 0.14 seconds outside the medals.

You can help Wikipedia by expanding it.This article about a Japanese Olympic medalist is a stub.