If you're looking for anime similar to Shakugan no Shana: Shana & Yuuji no Naze Nani Shana! Nandemo Shitsumonbako!, you might like these titles.
A collaboration between the anime Chain Chronicle: The Light of Haecceitas, and Mitsubishi Tokyo UFJ Bank, to advertise the bank's Visa debit card.
A collaboration between The Demon Girl Next Door 2 Mini Anime, and The Dawn of the Witch Mini Anime.