| Kaigan | |
| Type: | District |
| Pushpin Map: | Japan Tokyo city#Japan Tokyo Bay and Boso Peninsula |
| Pushpin Map Caption: | Location of Kaigan within Tokyo##Location of Kaigan within Tokyo Bay |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Kantō |
| Subdivision Type2: | Prefecture |
| Subdivision Name2: | Tokyo |
| Subdivision Type3: | Ward |
| Subdivision Name3: | Minato |
| Area Footnotes: | [1] |
| Area Total Km2: | 1.13 |
| Population As Of: | August 1, 2019 |
| Population Footnotes: | [2] |
| Population Total: | 6444 |
| Population Density Km2: | aut9 |
| Timezone: | JST |
| Utc Offset: | +9 |
| Coordinates: | 35.6527°N 139.751°W |
| Postal Code Type: | Zip code |
| Postal Code: | 105-0022 (1-2 chome) 108-0022 (Sanchome) |
| Area Code: | 03 |
is a district of Minato, Tokyo, Japan. The current administrative place names are Kaigan 1-chome to Kaigan 3-chome. It is an area where the residential address has been displayed. Kaigan 1-chome belongs to the Shiba district general branch office, and Kaigan 2-3 chome belongs to the Shibaura-Kōnan district general branch.
Minato City Board of Education operates public elementary and junior high schools.
Kaigan 1-chōme is zoned to Onarimon Elementary School (御成門小学校) and Onarimon Junior High School (御成門中学校). Kaigan 2-chōme is zoned to Shiba Elementary School (芝小学校) and Mita Junior High School (港区立三田中学校). 1-3, 14-19, and 22-30-ban of Kaigan 3-chōme are zoned to Shibahama Elementary School (芝浜小学校) while 4-13, 20-21, and 31-33-ban of 3-chōme are zoned to Shibaura Elementary School (芝浦小学校). All of 3-chōme is zoned to Konan Junior High School (港南中学校).[3]