Sore Ike! Anpanman: Anpanman to Santa-san e no Tegami  

それいけ!アンパンマン アンパンマンとサンタさんへの手紙

On Christmas Eve, kids write letters to Santa containing their desires. Despite feeling lonely and downcast, Melonpanna hopes to spend the holiday with her older sister Rollpanna. Meanwhile, Baikinman is devising a nefarious plan to seize all the presents for himself. Can Anpanman safeguard the kids' letters and ensure that Melonpanna's wish is granted?