| Tochio Castle | |
|---|---|
栃尾城 | |
| Nagaoka, Niigata, Japan | |
 Tochio Castle | |
| Type | Mountaintop castle |
| Site information | |
| Owner | Uesugi clan |
| Condition | ruins |
| Site history | |
| Built | 15C |
| Built by | ? |
| Demolished | 1610 |
| Events | Siege of Tochio Siege of Otate |
| Garrison information | |
| Past commanders | Uesugi Kenshin, Honjō Saneyori, Honjō Hidetsuna |
Tochio Castle (栃尾城, Iino-jō) was a castle structure in Nagaoka, Niigata, Japan.[1] The site is located on a 227-meter mountain.[2] Young Uesugi Kenshin spent five years in the castle.[3][4]