The sword will be found in his room, and the motorcycle will drive itself to where he is.

For the style upgrade, they will be prompted to download a chip upgrade and once they accept it, the download will begin. It's painless, but they will have to tolerate having a 'downloading' pop-up cover his field of vision for at least an hour. Also, it stops randomly and you might have to find ways to get the connection going again. Running around and dancing seems to help?