The Vietnamese squad secured seven pointsand a goal difference of +6, thus standing among the four best second-placedteams eligible for next year’s tournament to be held in Uzbekistan.
With an especially impressive defensivedisplay, hosts Vietnam managed to shut out Japan for much of the game and evenlaunched several attacks of their own.
The match’s turning point came in the 74thminute when Japan’s forward Soromon Sakuragawa received a red card.
Both teams finished on seven points butJapan sealed their spot as group winners thanks to a superior goal difference.
In the other match in Group J, Mongolia defeatedGuam 4-3.
The Asian qualifiers will wrap up laterthis month. The winners of 11 groups and the four best second-placed teams willjoin the hosts for the finals from October 14-31 next year.
The top four teams at the tournament willqualify for the 2021 FIFA U20 World Cup in Indonesia as AFC representatives.
Vietnam's best result at the event was asemi-final berth in 2016 when they lost 3-0 to Japan. They made history as thefirst ever Vietnamese team to win a slot at a World Cup./.