| Aoi | |
| Official Name: | Aoi Ward |
| Native Name Lang: | ja |
| Settlement Type: | Ward |
| Image Map1: | Location of Aoi ward Shizuoka city Shizuoka prefecture Japan.svg |
| Map Caption1: | Location of Aoi-ku in Shizuoka |
| Pushpin Map: | Japan Shizuoka Prefecture#Japan |
| Pushpin Map Caption: | |
| Coordinates: | 34.975°N 138.3836°W |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Tōkai Koshin'etsu region (Chūbu) |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Shizuoka |
| Subdivision Type3: | City |
| Subdivision Name3: | Shizuoka |
| Area Total Km2: | 1,411.90 |
| Population Total: | 249451 |
| Population As Of: | January 10, 2020 |
| Population Density Km2: | auto |
| Timezone1: | Japan Standard Time |
| Utc Offset1: | +9 |
| Blank Name Sec1: | Phone number |
| Blank Info Sec1: | 054-254-2115 |
| Blank1 Name Sec1: | Address |
| Blank1 Info Sec1: | 5-1 Otemachi, Aoi-ku Shizuoka-shi, Shizuoka-ken 420-8602 |
| Blank Name Sec2: | Climate |
| Blank Info Sec2: | Cfa |
| Website: | Aoi-ku home page |
is one of three wards of the city of Shizuoka in Shizuoka Prefecture, Japan, located in the northern part of the city. Aoi-ku borders Suruga-ku in the south and Shimizu-ku to the southeast; the west faces Shimada, Fujieda and Kawanehon and its northern tip extends into the border between Nagano Prefecture and Yamanashi Prefecture. It is the largest ward in Japan in terms of geographic area.
Aoi-ku was created on April 1, 2003, when Shizuoka became a city designated by government ordinance (a "designated city"). It consists of the area of Shizuoka prior to its merger with Shimizu, north of the Tōkaidō Main Line rail tracks.
The ward is home to both the Shizuoka city offices as well as the Shizuoka prefectural offices.
Aoi-ku has a climate characterized by hot and humid summers, and relatively mild winters (Köppen climate classification Cfa). The average annual temperature in Aoi-ku is . The average annual rainfall is with September as the wettest month. The temperatures are highest on average in August, at around, and lowest in January, at around .
Vic Tokai has its headquarters in Aoi-ku.[1] Fuji Dream Airlines was headquartered in Aoi-ku;[2] it now has its headquarters in Makinohara.[3]
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