Aisai (愛西市) is a city located in Aichi Prefecture, Japan, with a population of approximately 60,900 as of May 2024. Established on April 1, 2005, through the merger of four towns—Saya, Saori, Hachikai, and Tatsuta—Aisai is known for its agricultural productivity, particularly rice and lotus root cultivation. The city emphasizes a high quality of life with a focus on community development and environmental sustainability. 

💻 Aisai City Official Government Website

Districts and Postal Codes in Aisai

Click on the district name for the complete Japanese address, the complete English address, how to write a Japanese address, the postal code, the map location, and more.

District Postal Code
Akamecho 〒496-8046
Ishidacho 〒496-0938
Inabacho 〒496-0907
Iwashiecho 〒496-0923
Utasucho 〒496-8033
Uchizayacho 〒496-0903
Enishicho 〒496-8044
Oicho 〒496-0921
Onocho 〒496-0922
Onoyamacho 〒496-8017
Ochiaicho 〒496-0909
Ozucho 〒496-8009
Katsuragicho 〒496-0932
Kanabocho 〒496-0908
Kamihigashigawacho 〒496-8031
Kawakitacho 〒496-8039
Kitaishikicho 〒496-0905
Kitagotacho 〒496-8008
Kyubucho 〒496-8042
Kusahiracho 〒496-8015
Kosecho 〒496-8004
Koseicho 〒496-0944
Saoricho 〒496-8002
Sayacho 〒496-0901
Shiotacho 〒496-8049
Shimoishikicho 〒496-0935
Shimoomakicho 〒496-8048
Shimohigashigawacho 〒496-8032
Shobatacho 〒496-8001
Shinuemon Shindencho 〒496-0934
Suecho 〒496-0902
Suzugamoricho 〒496-0941
Suwacho 〒496-8011
Zentashindencho 〒496-0924
Senbikicho 〒496-8003
Takabatacho 〒496-8043
Takabacho 〒496-8016
Tatsudacho 〒496-0946
Tateishicho 〒496-8047
Tokuracho 〒496-0933
Nishikawabatacho 〒496-8019
Nishijocho 〒496-0913
Nishihocho 〒496-0911
Nedakacho 〒496-8012
Hayaocho 〒496-0931
Higashijocho 〒496-0914
Higashihocho 〒496-0912
Hitsuecho 〒496-0939
Fukuharashindencho 〒496-0947
Fujigasecho 〒496-8041
Futagocho Kamimarujima 〒496-8035
Futagocho Kobanyama 〒496-8034
Futagocho Jono 〒496-8038
Futagocho Shinden 〒496-8037
Futagocho Matsubara 〒496-8040
Futagocho Marujima 〒496-8036
Futagocho Yanagihara 〒496-8030
Fuchidakacho 〒496-8018
Heiwacho 〒496-8020
Hekicho 〒496-0906
Honbutacho 〒496-0915
Machikatacho 〒496-8014
Mikoshicho 〒496-8013
Mitsuwacho 〒496-0945
Minamigotacho 〒496-8007
Miyajicho 〒496-0937
Mocchucho 〒496-8006
Motoakamecho 〒496-8045
Morikawacho 〒496-0943
Morokuwacho 〒496-8005
Yamajicho 〒496-0942
Yugicho 〒496-0904
Yotsuecho 〒496-0936
Rokuwacho 〒496-8010

Start with the postal code, the prefecture, the city, the district, and then the number of the block and housing unit. Then end with the person’s name.
Here’s an example of how to write a Japanese address in English.
Ginza, Chuo-ku
Mr. Taro Tanaka

For more information on how to write a Japanese address, see this article.

To type the Japanese postal code, first type the character code '3012.' Then press ALT + X and Japan's postal code symbol will appear.

To obtain an address in Aisai for receiving mail, sign up for a virtual address service like MailMate. MailMate provides you with a mailing address for receiving Japanese mail and packages. MailMate can also be used for company registration in Aisai, along with mail handling for Japanese properties (e.g., akiya, Airbnb, minpaku, etc.)

There are two types of PO boxes available in Aisai. The first type of PO box is provided by Aisai Post and is only available for individuals with a daily volume of mail. The second type of PO box is provided by private services with no limits on daily mail volume. Learn more about how to open a PO box in Japan.

Japan Post offers Standard Mail for regular letters and small parcels, typically delivered in 2-3 days. Express Mail speeds this up to 1-2 days. Registered Mail adds tracking and insurance, requiring a signature on delivery. Yu-Pack handles larger parcels with tracking and insurance, delivered in 1-3 days. Letter Pack provides flat-rate options for documents and small items, with tracking available. EMS is for international express delivery, offering fast service to over 120 countries. Non-Standard Mail covers items exceeding standard size and weight limits. Private couriers like Yamato Transport's Takkyubin offer domestic and international parcel delivery with tracking. Sagawa Express provides similar services, including same-day delivery and refrigerated shipping. International couriers like DHL, FedEx, and UPS offer express delivery with tracking and insurance. Specialized services include Cool TA-Q-BIN for refrigerated items, Yu-Mail for books and CDs, and Smart Letter for small documents. These options cover varying needs for speed, cost, and security. For more information on international shipping options, check out this article.

To send mail or packages from Aisai to your home country using Japan Post, costs vary based on the service type and parcel weight. For Airmail, rates range from ¥2,050 for a 1kg parcel to ¥64,850 for a 30kg parcel. Surface Mail is cheaper, starting at ¥1,800 for a 1kg parcel to ¥21,000 for a 30kg parcel, but it takes longer. Factors affecting costs include weight, distance, and chosen service. Discounted rates are available for bulk shipments. For detailed rates and more information, visit the article here.

For sending mail and packages from Aisai via Japan Post, the weight limit is 30 kg for most services. The size restrictions include a maximum combined length and girth of 3 meters (300 cm). For smaller parcels, the combined length and girth should not exceed 2 meters (200 cm). Specific dimensions and weight limits may vary depending on the service chosen (Airmail, Surface Mail, etc.). For detailed information, refer to the article here.

To print an international parcel label for Japan Post, start by creating an account on Japan Post's International Mail My Page Service. Register both sender and recipient information, then select the desired shipping service, such as EMS or Airmail. Input the shipment details, including content description, shipping date, and parcel weight. After reviewing and confirming all entered information, use the provided printer icon to print the label. For more details, refer to this article.