Tenbun 24 (天文二十四年) / Kôji 1 (弘治一年)
Timeline of 1555
- 1555/7/19 Uesugi Kenshin and Takeda Shingen engage in the Second Battle of Kawanakajima, also known as the Battle of the Saigawa.
- 1555/10/1 Môri Motonari defeats Sue Harukata at the Battle of Miyajima, a victory that makes certain the Môri rise to supremacy in Western Honshu
Other Events of 1555
- Nanjing and Chaozhou suffer attacks from wakô.
Births and Deaths of 1555
- 1555/9/23 Asakura Norikage dies.
- 1555/10 Sue Harukata dies.
- 1555/11/27 Uesugi Kagekatsu is born (d. 1623).
- Chinese art critic Dong Qichang is born (d. 1636).
- Komparu Sotan dies.
- Konishi Yukinaga is born (d. 1600).
- Shô Sei, king of Ryûkyû, dies (b. 1497).
- Tea master Takeno Jôô dies (b. 1502).