Flight of the Butterflies (2017)

English translation of the Japanese manga Cho-no-Michiyuki (蝶のみちゆき).
Sorry - I know you must've been lonely. Don't worry. I won't keep you waiting long... " Maruyama, Nagasaki's pleasure district - where the music of shamisens mingles with the language of foreign lands. From artist Kan Takahama comes a tale of love and death: a beautiful courtesan, a man on his deathbed, and their secret past...