From the official site. Apologies if old.
http://www.nintendo.co.jp/3ds/cafj/index.html
Shulk only from the looks of it.
http://www.nintendo.co.jp/amiibo/list/software.html
Just poking someone for translation for specific features.
You get tokens to use in the new model viewer to unlock new models. These tokens can also be obtained via StreetPassゲーム内に登場する3Dモデルやサウンドが楽しめる、「コレクション」モードを追加しました。すれちがい通信やamiiboで入手する「トークン」でくじを引いて手に入れます。
http://www.nintendo.co.jp/3ds/cafj/index.html
Shulk only from the looks of it.
http://www.nintendo.co.jp/amiibo/list/software.html
Just poking someone for translation for specific features.