Banjo music in Anime

We wanted to do a special edition for the holidays, focusing on the varied forms of twangy banjo in anime.  Yet a search of the otakuverse reveals only two works of anime have credited banjo performances: From Up On Poppy Hill, some slice-of-life schoolkids film, and Lord Marksman and Vanadis, which looks like an ecchi swordplay sorta thing.  MaximumWeeaboo shall not rest until it gets to the bottom of Banjogate