Shakugan no Shana: Shana & Yuuji no Naze Nani Shana! Nandemo Shitsumonbako!
Japanese title: シャナ＆悠二の なぜなにシャナ！ なんでも質問箱！
Alternative titles: Shana and Yuuji's Why What Shana! Ask Anything Question Box
Type: Special
Source: Unknown
Episodes: 1
Status: Finished Airing
Aired: Apr 4, 2007
Duration: 5 min
Rating: PG-13 - Teens 13 or older
Studios: J.C.Staff
Licensors: Funimation
Genres: Comedy, Fantasy, Supernatural

A promotional short special for the movie where Shana and Yuji explain different terms from the show.