Kuma Kuma Kuma Bear (2020)

S2E5 Bear, Seeking Mithril

Title: Bear, Quest for Mithril Plot: Fina realizes that her iron knife is ineffective against the thick fur of the black tiger, prompting Yuna to help her find a more powerful weapon. While at the blacksmith, Yuna learns about mithril, a much stronger material, and becomes determined to embark on a quest to acquire it!