An assistant coach of the Dutch rowing team tested positive for the corona virus in Tokyo on Wednesday, a spokesperson for sports umbrella organization NOC*NSF confirms to NU.nl.
This brings the number of Dutch infections at the Olympic Games to seven.
Skateboard star Candy Jacobs was the first Dutch Olympian to go into isolation after a positive test.
Taekwondoka Reshmie Oogink, skiffer Finn Florijn and tennis player Jean-Julien Rojer followed.
An anonymous staff member of the rowing team and rowing coach Josy Verdonkschot were also tested positive.
The new case, who also wishes to remain anonymous, was a close contact of head coach Verdonkschot.
The organization of the Games reported seven new infections on Wednesday.
This brings the total number of positive tests around the event to 160, of which 17 athletes and 55 staff members.
On Tuesday it was announced that the corona protocol for the entire Dutch team in the Olympic village has been tightened due to the positive cases.
Athletes should stay in their room more and have less contact with other people.