Past champions Fiji, New Zealand, England and titleholders Wales made assured starts in World Series Sevens rugby on an opening day when all results went as expected at Moscow’s Luzhniki Stadium on Friday.
Every team made a single appearance before a sparse crowd in the 1980 Olympic venue, with the pool games to be completed on Saturday before the playoffs on Sunday.
Australia beat Spain 21-0 and hosts Russia went down 31-0 to South Africa.
Fiji, the only two-time winners, blew away Tonga 45-0 with Metuisela Talebula and Watisoni Votu scoring two tries each.
New Zealand, the dominant team in the annual world series beat Canada 31-12, and England came right in the second half to account for Portugal 21-7.
Wales, the surprise champions four years ago in Dubai, downed Uruguay 33-5.