Seiyo (西予市), located in Ehime Prefecture, Japan, is a city known for its rich natural environment and cultural heritage. The city includes the beautiful Shimanto River, famous for its clear waters and picturesque scenery. Seiyo also hosts various cultural events and festivals, showcasing local traditions and community spirit. The city emphasizes sustainability and community welfare, making it an attractive place for both residents and visitors.

💻 Seiyo City Official Government Website

Districts and Postal Codes in Seiyo

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
Akehamachō Karihama 〒797-0113
Akehamachō Takayama 〒797-0201
Akehamachō Tanohama 〒797-0203
Akehamachō Tawaradzu 〒797-0111
Akehamachō Tonoe 〒797-0112
Akehamachō Miyanōra 〒797-0202
Uwachō Akanma 〒797-0010
Uwachō Ageishi 〒797-0007
Uwachō Igajō 〒797-0014
Uwachō Isaki 〒797-0004
Uwachō Inō 〒797-0013
Uwachō Inobe 〒797-0034
Uwachō Iwaki 〒797-0026
Uwachō Unomachi 〒797-0015
Uwachō Ōe 〒797-0043
Uwachō Okayama 〒797-0033
Uwachō Onoda 〒797-0022
Uwachō Obara 〒797-0027
Uwachō Kaida 〒797-0012
Uwachō Kamimatsuba 〒797-0046
Uwachō Kamo 〒797-0044
Uwachō Kawachi 〒797-0035
Uwachō Kiyosawa 〒797-0030
Uwachō Kubo 〒797-0036
Uwachō Gōnai 〒797-0025
Uwachō Sakado 〒797-0045
Uwachō Sakura 〒797-0008
Uwachō Shimomatsuba 〒797-0018
Uwachō Jōjōji 〒797-0005
Uwachō Shinjō 〒797-0006
Uwachō Jinryō 〒797-0016
Uwachō Seto 〒797-0042
Uwachō Tanaematsuchi 〒797-0032
Uwachō Tanonaka 〒797-0001
Uwachō Nagaosa 〒797-0029
Uwachō Nishiyamada 〒797-0024
Uwachō Noda 〒797-0021
Uwachō Nobusato 〒797-0037
Uwachō Higashitada 〒797-0041
Uwachō Hisaeda 〒797-0020
Uwachō Hitōgawa 〒797-0011
Uwachō Himawari 〒797-0017
Uwachō Hirano 〒797-0002
Uwachō Mokusho 〒797-0031
Uwachō Yamada 〒797-0023
Uwachō Renge 〒797-0028
Shirokawachō Uonashi 〒797-1716
Shirokawachō Oriai 〒797-1717
Shirokawachō Ongawachi 〒797-1714
Shirokawachō Kagio 〒797-1713
Shirokawachō Kawadzuminami 〒797-1704
Shirokawachō Kubono 〒797-1703
Shirokawachō Tao 〒797-1715
Shirokawachō Takanoko 〒797-1705
Shirokawachō Doi 〒797-1701
Shirokawachō Noigawa 〒797-1711
Shirokawachō Furuichi 〒797-1702
Shirokawachō Yusutani 〒797-1712
Nomurachō Age 〒797-1211
Nomurachō Asahi 〒797-1106
Nomurachō Ōnishi 〒797-1324
Nomurachō Ōnogahara 〒797-1434
Nomurachō Katakawa 〒797-1213
Nomurachō Kamagawa 〒797-1323
Nomurachō Kamanta 〒797-1326
Nomurachō Kawasai 〒797-1104
Nomurachō Kurara 〒797-1216
Nomurachō Kurinoki 〒797-1327
Nomurachō Komatsu 〒797-1433
Nomurachō Sakaishi 〒797-1322
Nomurachō Shirahige 〒797-1101
Nomurachō Shirōtani 〒797-1103
Nomurachō Sōgawa 〒797-1432
Nomurachō Takase 〒797-1215
Nomurachō Tojigano 〒797-1107
Nomurachō Tominokawa 〒797-1214
Nomurachō Nagatani 〒797-1105
Nomurachō Nakatōgawa 〒797-1325
Nomurachō Nishi 〒797-1328
Nomurachō Nomura 〒797-1212
Nomurachō Hirano 〒797-1217
Nomurachō Funato 〒797-1431
Nomurachō Matsutani 〒797-1102
Nomurachō Yokobayashi 〒797-1321
Mikamechō Asadatsu 〒796-0907
Mikamechō Adzuchi 〒796-0909
Mikamechō Arajiro 〒796-0910
Mikamechō Aratachi 〒796-0911
Mikamechō Izumi 〒796-0906
Mikamechō Kuranuki 〒796-0913
Mikamechō Kuranukiura 〒796-0912
Mikamechō Shigiyama 〒796-0905
Mikamechō Shimodomari 〒796-0915
Mikamechō Shūki 〒796-0901
Mikamechō Tsuburi 〒796-0908
Mikamechō Nagahaya 〒796-0902
Mikamechō Nigyū 〒796-0903
Mikamechō Habu 〒796-0904
Mikamechō Minae 〒796-0914

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 Seiyo 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 Seiyo, along with mail handling for Japanese properties (e.g., akiya, Airbnb, minpaku, etc.)

There are two types of PO boxes available in Seiyo. The first type of PO box is provided by Seiyo 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 Seiyo 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 Seiyo 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.