| Kitaaiki | |
| Native Name Lang: | ja |
| Settlement Type: | Village |
| Pushpin Map: | Japan |
| Pushpin Map Caption: | |
| Coordinates: | 36.0592°N 138.5512°W |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Chūbu (Kōshin'etsu) |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Nagano |
| Subdivision Type3: | District |
| Subdivision Name3: | Minamisaku |
| Leader Title: | Mayor |
| Area Total Km2: | 56.32 |
| Population Total: | 755 |
| Population As Of: | April 2019 |
| Population Density Km2: | auto |
| Timezone1: | Japan Standard Time |
| Utc Offset1: | +9 |
| Blank Name Sec1: | Symbols |
| Blank Info Sec1: | |
| Blank1 Name Sec1: | • Tree |
| Blank1 Info Sec1: | Larch |
| Blank2 Name Sec1: | • Flower |
| Blank2 Info Sec1: | Rhododendron |
| Blank3 Name Sec1: | • Bird |
| Blank3 Info Sec1: | Copper pheasant |
| Blank Name Sec2: | Phone number |
| Blank Info Sec2: | 0267-77-2111 |
| Blank1 Name Sec2: | Address |
| Blank1 Info Sec2: | 2774 Kitaaiki-mura, Minamisaku-gun, Nagano-ken 384-1201 |
is a village located in Nagano Prefecture, Japan., the village had an estimated population of 755 in 350 households,[1] and a population density of 13 persons per km2. The total area of the village is 56.32sqkm.
Kitaaiki is located in mountainous eastern Nagano Prefecture, bordered by Gunma Prefecture to the east. More than 90% of the village area is covered by mountains and forest. Mount Ogura (2,112 meters) is the highest point in the village.
The village has a humid continental climate characterized by hot and humid summers, and cold winters (Köppen climate classification Dfb). The average annual temperature in Kitaaiki is 7.5 °C. The average annual rainfall is 1513 mm with September as the wettest month. The temperatures are highest on average in August, at around 20.2 °C, and lowest in January, at around −4.7 °C.[2]
Per Japanese census data,[3] the population of Kitaaiki has decreased over the past 70 years and is now less than a third of what it was in 1950.
The area of present-day Kataaiki was part of ancient Shinano Province, and was mentioned in Muromachi period records. The present village of Kitaaiki was created with the establishment of the modern municipalities system on April 1, 1889.
Kitaaiki has one public elementary school operated by the village government. The village shares a public middle school with neighboring Minamiaika. The village does not have a high school.
The forest mountains have made Kitaaiki an isolated rural village. Kitaaiki is known for its cool and pleasant mountain climate and tourists come to the village to escape the summer heat.