In the Anime Fanfic community, the name given to the practice of including in a story the occasional word or sentence (or paragraph!) of Japanese in place of its equivalent in the author's language of choice, desu. This also occurs in Fansubs and Scanlations. Naturally, opinion varies within the anime fanfic community on this subject. Most readers are united in their dislike for finding walls of Japanese text in the middle of their stories, but some do enjoy (much) smaller "flavor bits". Using any of these words without context makes you a Baka. 例 (Examples)