(Photo by Justin Setterfield/Getty Images)Arsenal are interested in signing the Japanese international attacker Takefusa Kubo from Real Sociedad during the winter transfer window. Arsenal sent scouts to watch Kubo last season. Arsenal could use Takefusa KuboThe Japanese attacker could prove to be a very useful acquisition for Arsenal. Arsenal have done well to groom young players over the years, and they could play a key role in his development. The opportunity to move to the Premier League could be quite exciting for the young attacker.