The European Judo Union (EJU) event, dedicated to "officers who lost their lives in line of duty", saw seven Russian and seven international teams compete.

In the top half of the draw, nine-time winners the Ministry of Interior of the Russian Federation enjoyed victories over the Tax Service and the Federal National Guard Troops Service. 

They then secured a semi-final spot courtesy of a victory over the Team of the Federal Penitentiary Service. 

Japan, in the bottom half of the draw, won against Austria, Belarus and Czech Republic to secure their spot in the final match.

It set up a rematch of the past five finals.

Wins for Masahiro Fujimoto, Tsotomo Nakanishi and Shingo Arai proved decisive in a 3-2 win for the Japanese team. 

The competition began with a flower-laying ceremony at the monument in Trubnaya Square, honouring officers killed in the line of duty.

Along with the EJU, the International Judo Fund, the National Veteran Judo Union, the Russian Judo Federation, the All-Russian Sports Society "Dynamo" and the Voluntary Society of Assistance to Army, Air Force and Navy of Russia helped organise the event.

EJU President Sergey Soloveychikn was among those to attend.

"We are overwhelmed by the results and we are very proud to be able to win," said Japanese coach Sonoda Shinichiro.

"We felt the pressure during the final, it was a very close match but the athletes stayed strong and managed to win at the end. 

"We would like to dedicate this gold medal performance to the Japanese Police Force."

The Federal National Guard Troops Service of Russia took third place.