船頭平閘門・旧水門扉.jpg
Article

23232 / あいさいし

Aichi Prefecture

Aisai City

Double doors match two rivers' levels.

Sendohira Lock, Kiso and Nagara

Photo by Tawashi (CC BY-SA 3.0)

01 / Burial mound

The shrine's small hill was confirmedas a burial mound by a 1977 dig.

Okutsu-jinja Aisai 2026-10 ac (1).jpg
Photo by Asturio Cantabrio (CC BY-SA 4.0)

The prefecture states that the small hill where the Okutsu Shrine building stands was confirmed as a burial mound by a 1977 excavation, and that the three triangular-rimmed mirrors with deities and beasts may have come from it. The mirrors were kept in the main hall for ages; the prefecture's list gives their location as Atsuta Shrine (on deposit).

  • Prefecturally designated (1977)
  • 3 triangular-rimmed mirrors
  • About 25 m across, 3.3 m high (city)

02 / Old boat

In 1838, dredging a river in a villageunearthed a large camphor-wood dugout.

The Owari Meisho Zue records that in the intercalary fourth month of Tenpo 9, dredging in Morokuwa Village turned up a large dugout boat behind Manjo-ji Temple. The city gives it as over 20 m long and about 2 m wide, and has designated six wood fragments as a city cultural property.

  • Intercalary 4th month, 1838 (Tenpo 9)
  • Over 20 m long, about 2 m wide (city)
  • 6 fragments designated by the city

03 / Residence

The main house has a temple-styleBuddhist room and a sukiya tea room.

Suzuki House Saya ac (1).jpg
Photo by Asturio Cantabrio (CC BY-SA 4.0)

It is a two-story house, 16 m by 15 m, with an irimoya hip-and-gable roof of pantiles. The Agency for Cultural Affairs describes a main room with a decorated alcove, a hall, a Buddhist room built in the style of a temple hall, and a sukiya-style tea room. The main house, gate and outer wall, and rice storehouse are nationally registered tangible cultural properties.

  • 16 m by 15 m
  • Meiji era (1890)
  • Nationally registered (2008)

Living here

29 minutes from Nagoya by Meitetsu semi-express.

  • about 60,000 people
  • 30 min to a city centre

Hibino Station on the Meitetsu Bisai Line is 29 minutes from Meitetsu-Nagoya by semi-express with no transfer (from the timetable revised on 14 March 2026, read on 20 October 2026; the fastest run every day, weekdays and weekends alike. Example: departs 11:13, arrives 11:42). The city says the city hall is about a 15-minute walk from Hibino Station (updated 1 December 2025).

People living here
60,829people
20052020

−3.6% since 2015

65,556 → 60,829

Area
66.68km²

66.68km² of it habitable

2024

Households
21,718households

2.8 people per household

2020

Rent (average for rentals)
51,801yen

National average 60,630 yen

2023

Healthcare
0 hospitals / 40 clinics

6.6 per 10,000 people

2023

Almost entirely flat.Almost all of it is habitable land (100.0%)
Area and habitable land at the same scalee-Stat B1101 / B1103
Children waiting for childcare
—12 nurseries and similar
Home purchase subsidy
—
Average annual temperature
—

These 3 items are waiting on a nationwide data source. We do not fill them with estimates.

ACCESS

Where you can go from here.

Aisai City in Japan35.153°N 136.728°E
TokyoAisai City
Hibino Station
日比野駅2020
  • to NagoyaMeitetsu semi-express29min

Travel times follow 名古屋鉄道の路線別時刻表(2026年3月14日改正)『津島線(神宮前→津島→弥富)』の下り(平日 20260314_TB_W1・土休日 20260314_TB_H1)と上り(平日 20260314_TB_W2・土休日 20260314_TB_H2)の PDF 4種を pdftotext -layout で読み、列車番号ごとに名鉄名古屋発と日比野着(上りは日比野発と名鉄名古屋着)の時刻の差を数えた (checked 2026-10-20). They vary by time of day.

Shape

Borders 7 municipalities across 2 prefectures.

Territory of Aisai City
Boundaries: National Land Numerical Information (N03)

North to south

13.3km

Aichi Prefecture
津島市, 稲沢市, 弥富市, 蟹江町, あま市
Gifu Prefecture
海津市
Mie Prefecture
桑名市

Aisai City isthis kind of town.

  1. 01Sendohira Lock, completed in 1902 (Meiji 35), joins the Kiso and Nagara rivers near the border of Aichi, Gifu and Mie prefectures. It has double doors at both ends, opening inward and outward, and is a nationally designated Important Cultural Property. The Ministry of Land, Infrastructure, Transport and Tourism states that the old doors removed in the 1994 renovation are displayed in the park
  2. 02The small hill where the Okutsu Shrine building stands was confirmed as a burial mound by a 1977 excavation, and the city calls it a mound said to have been built in the mid-4th century. The Morokuwa old boat is a dugout dug up in 1838 while dredging a river, and six wood fragments are designated by the city
  3. 03In Aisai, the Suzuki residence's main house, gate and outer wall, and rice storehouse are nationally registered tangible cultural properties. At a temple in Tatsuta, a head priest is said to have brought red lotus from Omi in the Tenpo era, and the Tatsuta red lotus root is the city's Natural Monument No. 1

See the town as it is now.

Source: Wikidata (P2002, P2003, P2013, P2397)

If something caught your eye, ask the town itself.