| Sakanoichi | |
| Native Name Lang: | ja |
| Settlement Type: | City |
| Pushpin Map Caption: | Location in Japan |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Kyūshū |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Ōita Prefecture |
| Subdivision Type3: | District |
| Leader Title: | Mayor |
| Leader Title1: | Vice Mayor |
| Unit Pref: | Metric |
| Population Total: | 19,119 |
| Population As Of: | 2017 |
| Timezone1: | JST |
| Utc Offset1: | +09:00 |
| Blank Name Sec1: | City hall address |
is a suburb of the city of Ōita in Oita-ken, Japan, located to the southeast of the city.
According to 2017 data, Sakanoichi has a population of 19,119 in 6,053 households.[1] Although Sakanoichi is a bedroom community for jobs in populous cities like Saiki, Saganoseki, Usuki, and Oita, 28.9% of its population is 60 years old or above. Some of the elderly residents of Sakanoichi farm rice and vegetables in the area; the community is particularly well known throughout the prefecture for its garlic chives and perilla.