Ōguchi
Ōguchi 
    大口町  | |
|---|---|
Reconstructed gate of Ōguchi Castle  | |
Location of Ōguchi in Aichi Prefecture, highlighted in dark yellow  | |
| Coordinates: 35°19′57″N 136°54′28.1″E / 35.33250°N 136.907806°E | |
| Country | Japan | 
| Region | Chūbu region Tōkai region  | 
| Prefecture | Aichi Prefecture | 
| District | Niwa | 
| Government | |
| • Mayor | Masahiro Suzuki | 
| Area | |
 • Total  | 13.61 km2 (5.25 sq mi) | 
| Population  (October 1, 2019)  | |
 • Total  | 24,160 | 
| • Density | 1,800/km2 (4,600/sq mi) | 
| Time zone | UTC+9 (Japan Standard Time) | 
| City symbols | |
| • Tree | Osmanthus fragrans | 
| • Flower | Sakura | 
| Website | Official website | 
Ōguchi (大口町, Ōguchi-chō) is a town located in Niwa District, Aichi Prefecture, Japan. As of 1 October 2019, the town had an estimated population of 24,160 in 9547 households, and a population density of 1,775 persons per km2. The total area of the town was 13.61 square kilometres (5.25 sq mi).