| Yamanashi | |
| Native Name Lang: | ja |
| Settlement Type: | City |
| Image Blank Emblem: | Emblem of Yamanashi, Yamanashi.svg |
| Blank Emblem Type: | Emblem |
| Pushpin Map: | Japan |
| Pushpin Map Caption: | |
| Coordinates: | 35.6934°N 138.6869°W |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Chūbu (Tōkai) |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Yamanashi |
| Established Title: | First official recorded |
| Established Date: | 111 AD |
| Established Title2: | City settled |
| Established Date2: | July 1, 1954 |
| Leader Title: | Mayor |
| Leader Name: | Haruo Takagi (since October 2017) |
| Area Total Km2: | 289.80 |
| Population Total: | 34738 |
| Population As Of: | July 1, 2019 |
| Population Density Km2: | auto |
| Timezone1: | Japan Standard Time |
| Utc Offset1: | +9 |
| Blank Name Sec1: | City Symbols |
| Blank1 Name Sec1: | - Tree |
| Blank1 Info Sec1: | Pinus |
| Blank2 Name Sec1: | - Flower |
| Blank2 Info Sec1: | Azalea |
| Blank3 Name Sec1: | -Bird |
| Blank3 Info Sec1: | Plovers |
| Blank Name Sec2: | Phone number |
| Blank Info Sec2: | 0553-22-1111 |
| Blank1 Name Sec2: | Address |
| Blank1 Info Sec2: | West Kohara 843, Yamanashi City, Yamanashi-ken 405-8501 |
right|thumb|270px|Yamanashi city center from the Fuefuki River is a city located in Yamanashi Prefecture, Japan., the city had an estimated population of 34,738 in 14,679 households,[1] and a population density of 120 persons per km2. The total area of the city is 289.8sqkm.
Yamanashi City is located in north-central Yamanashi Prefecture in the northeastern end of the Kofu Basin. The city is flat in the south, rising toward mountains to the north. The Fuefuki River flows through the city.
The city has a Humid continental climate characterized by characterized by hot and humid summers, and relatively severe winters (Köppen climate classification Dfb). The average annual temperature in Yamanashi is 6.4 °C. The average annual rainfall is 1834 mm with September as the wettest month. The temperatures are highest on average in August, at around 18.7 °C, and lowest in January, at around -5.5 °C.[2]
Per Japanese census data,[3] the population of Yamanashi has been in decline since the year 2000.
The village of Yamanashi was founded on July 1, 1942, by the merger of two hamlets within Higashiyamanashi District. It was elevated to city status on July 1, 1954.
On March 22, 2005, Yamanashi absorbed the town of Makioka, and the village of Mitomi (both from Higashiyamanashi District).
Yamanashi has a mayor-council form of government with a directly elected mayor and a unicameral city legislature of 16 members.
The economy of Yamanashi is based primarily on horticulture, with grapes and peaches as the main cash crops.
Yamanashi has 12 public elementary schools and three public middle schools operated by the city government and two public high schools operated by the Yamanashi Prefectural Board of Education.
Sioux City, Iowa, United States, since November 6, 2003
Xiaoshan District, Hangzhou, Zhejiang, China, friendship city since October 14, 1993[4]