Eiroku (永禄) was a
Japanese era name (年号, nengō, "year name") after Kōji and before Genki. This period spanned the years from February 1558 through April 1570.[1] The reigning emperor was
Ōgimachi-tennō (正親町天皇).[2]
Change of era
1558Eiroku gannen (永禄元年): The era name was changed to mark the enthronement of
Emperor Ōgimachi. The previous era ended and a new one commenced in Kōji 4, on the 28th day of the 2nd month.
Events of the Eiroku era
1560 (Eiroku 3, 1st month): Ōgimachi was proclaimed emperor. The ceremonies of coronation were made possible because they were paid for by
Mōri Motonari and others.[3]
June 12, 1560 (Eiroku 3, 19th day of the 5th month):
Imagawa Yoshimoto led the armies of the province of
Suruga against the
Owari; at the
Battle of Okehazama (桶狭間の戦い,, Okehazama-no-tatakai), his forces fought against
Oda Nobunaga, but Imagawa's army was vanquished and he did not survive. Nobunaga subsequently took over the province of Owari, while
Tokugawa Ieyasu claimed the province of
Mikawa and made himself master of
Okazaki Castle (岡崎城,, Okazaki-jō).[3]
Gifu Prefecture Department of Education (1969). History of Gifu Prefecture: The Complete Overview of History [岐阜県史 通史編 中世]. Vol. Middle Ages. Gifu Prefecture Press.
Ohta, Gyuichi 太田牛一 (2003).
"Beginning Chapter"(PDF). Shincho Kouki 信長公記 [The Nobunaga Chronicles] (in Japanese). Archived from
the original(PDF) on 24 September 2015. Retrieved 7 September 2015.
Eiroku (永禄) was a
Japanese era name (年号, nengō, "year name") after Kōji and before Genki. This period spanned the years from February 1558 through April 1570.[1] The reigning emperor was
Ōgimachi-tennō (正親町天皇).[2]
Change of era
1558Eiroku gannen (永禄元年): The era name was changed to mark the enthronement of
Emperor Ōgimachi. The previous era ended and a new one commenced in Kōji 4, on the 28th day of the 2nd month.
Events of the Eiroku era
1560 (Eiroku 3, 1st month): Ōgimachi was proclaimed emperor. The ceremonies of coronation were made possible because they were paid for by
Mōri Motonari and others.[3]
June 12, 1560 (Eiroku 3, 19th day of the 5th month):
Imagawa Yoshimoto led the armies of the province of
Suruga against the
Owari; at the
Battle of Okehazama (桶狭間の戦い,, Okehazama-no-tatakai), his forces fought against
Oda Nobunaga, but Imagawa's army was vanquished and he did not survive. Nobunaga subsequently took over the province of Owari, while
Tokugawa Ieyasu claimed the province of
Mikawa and made himself master of
Okazaki Castle (岡崎城,, Okazaki-jō).[3]
Gifu Prefecture Department of Education (1969). History of Gifu Prefecture: The Complete Overview of History [岐阜県史 通史編 中世]. Vol. Middle Ages. Gifu Prefecture Press.
Ohta, Gyuichi 太田牛一 (2003).
"Beginning Chapter"(PDF). Shincho Kouki 信長公記 [The Nobunaga Chronicles] (in Japanese). Archived from
the original(PDF) on 24 September 2015. Retrieved 7 September 2015.