Over the last matches Japan U23 holds wins - 3, losses - 1 and draws - 1. South Korea U23 on the other hand holds the following results from the latest games: wins - 1, losses - 3 and draws - 1. Based on this data we come to a conclusion that Japan U23 currently is in better form, unlike South Korea U23.
Japan U23: Jordan U23 – (Loss 1:1), Qatar U23 – (Win 2:0), United Arab Emirates U23 – (Win 0:3), Syria U23 – (Win 5:0), Jordan U23 – (Draw 1:1).
South Korea U23: Australia U23 – (Loss 1:2), Uzbekistan U23 – (Loss 2:0), Lebanon U23 – (Win 2:4), Iran U23 – (Draw 0:0), Saudi Arabia U23 – (Loss 2:0).