The team lost to Kim Jin-gyu's goal in the first half, but Howe felt it was a valuable test for his players.
He noted that the K-League team's fitness levels were high, with players who had already experienced the heat and humidity of the season.
Newcastle started strong but lost their attacking momentum in the second half, according to Howe.
While the team was disappointed to lose, they saw the game as an opportunity to build physical fitness and prepare for the upcoming season.
Regarding Joe Willock's injury, Howe was optimistic that it was not serious, although he needed to assess the situation further.
Willock was forced off the pitch after a tackle, but Howe was hopeful that the midfielder would be okay.