Tales of Zestiria's first Japanese commercial is now available, featuring a bit of the game's opening song "White Light" by Superfly.
At the end of the commercial is the game's Japanese release date, the pre-order bonus straps (you get one random from the four kinds) and the pre-order bonus Mystic Artes. At this point, Baba-san has mentioned in a Tweet that the extra Mystic Artes are Mystic Artes of old characters being performed by Tales of Zestiria characters. So, in essence, they are actually more of extras than anything else.
Tales of Zestiria will be released in Japan on January 22, 2015, and in North America and Europe sometime in the future. Pre-orders are now available at the following shops: