Hakubunkan is a Japanese publishing company founded in 1887 amidst the wealth and military prosperity of the Meiji era. Hakubunkan entered the publishing arena by printing a nationalist magazine as well as expanding into printing, advertising, paper manufacturing, and related businesses, becoming one of Japan's largest publishing companies in the process.

Prince Itō Hirobumi was a Japanese politician and statesman who served as the first Prime Minister of Japan. He was also a leading member of the genrō, a group of senior statesmen that dictated Japanese policy during the Meiji era. He was born as Hayashi Risuke, also known as Hirofumi, Hakubun, and briefly during his youth as Itō Shunsuke.