A short episode bundled in Vol.6 of the BD/DVDs.
Watch Chouyaku Hyakuninisshu: Uta Koi. - Sake to Kikoushi ~ Murasaki Kishikibu to Kintou episode 1 online — subbed and dubbed, with automatic AniList / MyAnimeList progress sync.
Josei · Historical · Female Protagonist · Primarily Adult Cast