# Tajiri, Osaka

Tajiri (田尻町, Tajiri-chō) is a town located in Sennan District, Osaka Prefecture, Japan. As of 1 January 2022, the town had an estimated population of 8,492 in 4010 households and a population density of 1500 persons per km$^2$. The total area of the town is 5.62 square kilometres (2.17 sq mi).

## Geography

Tajiri is located at the southwestern tip of Osaka Prefecture, facing Osaka Bay. The central portion of Kansai International Airport is located in the town boundary. It is the smallest town in Japan in terms of geographic area.

### Neighboring municipalities

Osaka Prefecture
* Izumisano
* Sennan

### Climate

Tajiri has a Humid subtropical climate (Köppen Cfa) characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Tajiri is 17.0 °C (62.6 °F). The average annual rainfall is 1,220.3 mm (48.04 in) with October as the wettest month. The temperatures are highest on average in August, at around 28.3 °C (82.9 °F), and lowest in January, at around 6.6 °C (43.9 °F).
Climate data for Tajiri (2003−2020 normals, extremes 2003−present) :
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 17.8 (64.0) | 20.3 (68.5) | 20.7 (69.3) | 27.1 (80.8) | 30.7 (87.3) | 33.6 (92.5) | 36.7 (98.1) | 37.7 (99.9) | 35.2 (95.4) | 31.8 (89.2) | 26.0 (78.8) | 23.6 (74.5) | 37.7 (99.9) |
| Mean daily maximum °C (°F) | 9.3 (48.7) | 9.9 (49.8) | 13.2 (55.8) | 18.4 (65.1) | 23.4 (74.1) | 26.7 (80.1) | 30.3 (86.5) | 32.4 (90.3) | 28.6 (83.5) | 23.0 (73.4) | 17.5 (63.5) | 12.0 (53.6) | 20.4 (68.7) |
| Daily mean °C (°F) | 6.6 (43.9) | 6.9 (44.4) | 9.5 (49.1) | 14.3 (57.7) | 19.1 (66.4) | 22.8 (73.0) | 26.6 (79.9) | 28.3 (82.9) | 25.2 (77.4) | 19.9 (67.8) | 14.8 (58.6) | 9.4 (48.9) | 17.0 (62.5) |
| Mean daily minimum °C (°F) | 4.0 (39.2) | 3.9 (39.0) | 6.2 (43.2) | 10.7 (51.3) | 15.6 (60.1) | 20.0 (68.0) | 24.1 (75.4) | 25.6 (78.1) | 22.5 (72.5) | 17.1 (62.8) | 11.9 (53.4) | 6.7 (44.1) | 14.0 (57.3) |
| Record low °C (°F) | −3.3 (26.1) | −1.4 (29.5) | 1.0 (33.8) | 3.8 (38.8) | 8.9 (48.0) | 14.8 (58.6) | 19.5 (67.1) | 21.0 (69.8) | 15.9 (60.6) | 10.4 (50.7) | 4.9 (40.8) | 0.3 (32.5) | −3.3 (26.1) |
| Average precipitation mm (inches) | 39.9 (1.57) | 58.1 (2.29) | 90.2 (3.55) | 82.7 (3.26) | 122.1 (4.81) | 148.4 (5.84) | 168.1 (6.62) | 92.8 (3.65) | 130.7 (5.15) | 153.3 (6.04) | 74.0 (2.91) | 60.1 (2.37) | 1,220.3 (48.04) |
| Average precipitation days (≥ 1.0 mm) | 4.7 | 7.0 | 8.7 | 8.8 | 8.5 | 10.4 | 10.1 | 5.7 | 8.9 | 8.4 | 6.2 | 5.9 | 93.3 |
| Source: Japan Meteorological Agency ||||||||||||||

### Demographics

Per Japanese census data, the population of Tajiri has been fluctuating over the past 50 years.

## History

The area of the modern town of Tajiri was within ancient Izumi Province. During the Edo Period, the area was divided between the holdings of Kishiwada Domain and Mikami Domain. The village of Tajiri was established within Hine District of Osaka Prefecture with the creation of the modern municipalities system on April 1, 1889. On April 1, 1896, the area became part of Sennan District, Osaka. Tajiri was raised to town status on May 3, 1953

## Government

Tajiri has a mayor-council form of government with a directly elected mayor and a unicameral city council of 10 members. Tajiri collectively with the cities of Kaizuka, Sennan, and Hannan contributes two members to the Osaka Prefectural Assembly. In terms of national politics, the town is part of Osaka 19th district of the lower house of the Diet of Japan.

## Economy

The economy of Tajiri is centered on commercial fishing, agriculture and textiles. Due to the proximity to Kansai International Airport, aviation-related support industries are also located in the town. At one time Peach Aviation had its headquarters in a location that was on the airport property and in the town.

## Education

Tajiri has one public elementary school and one public middle school operated by the town government. The town does not have a high school.

## Transportation
### Railway

Nankai Electric Railway - Nankai Main Line
* Yoshiminosato
Nankai Electric Railway - Nankai Airport Line
* Kansai Airport
JR West – Kansai Airport Line
* Kansai Airport

### Highway

* National Route 26

## Local attractions

* Tajiri Historic House

## Gallery

* Tajiri Historic House
* Kansai International Airport