User blog comment:Firefunbro/The names of Jaune's team/@comment-6685608-20130810220720/@comment-11481298-20130810235340

"It looks like Pyrrha's on board for team Jaune. Spots are filling up quick. Now, I'm not supposed to do this but maybe I pulled pull some strings, find a place for you? What do you say?"

That's to Weiss, by the way.

In this case, I'd say he used his name for a lack of anything better to call the team he's in.