According to a recent report from TV Line , the Arrow season 3 folks have hired actor, Karl Yune, to portray character, Maseo Yamashiro, who is one of Oliver’s old handlers and mentors. He will appear in some new flashback scenes.
Maseo is described as being someone that will eventually evolve into a teacher and a friend that assists Oliver in stepping closer to becoming the superhero he is today. Maseo is also the husband of Tatsu Yamashiro aka DC Comics superheroine “Katana,” who is being played by former 2 Fast 2 Furious and Sin City actress, Devon Aoki. Read more »