The Tokyo Game Show kicked off this week, and Xbox is celebrating its presence with a new broadcast dedicated to showing off what its Japanese partners are up to. The Japanese market has been a tough nut to crack for Microsoft–especially with Sony and Nintendo enjoying a home-field advantage–but Xbox has had a presence there for the last 20 years. Hosted by Misuzu Araki, this year’s Xbox TGS broadcast will offer exclusive content and new gameplay. It’s also taking place at a very…