I know what your thinking, and no, it's not the rights to Capcom's little white wolf from Okami. But Nintendo have in fact brought the rights to the Shinto Sun Goddess Amaterasu's name in both Katakana and Kanji, but only for use in video games.
Amaterasu has previously been used in many games including Okami on the Nintendo Wii, but there has been no further announcements or details. Images are below:


What's your take on this new Nintendo Trademark? What games would you like to see the Sun Goddess in?