is the designation for the fifth year of a sexagenary cycle in traditional East Asian calendars. The characters can also be read as in Japanese, literally "Elder Brother of Earth-Dragon". In Chinese, it translates as "Yang Earth Dragon", which is associated with that particular year in the sexagenary cycle. The war started in the fourth year of the Keiō era,Nussbaum, p. 505. which also became the first year of the Meiji era in October of that year, and ended in the second year of the Meiji era.Nussbaum, p. 624.
