Isesaki (伊勢崎市) is a city located in Gunma Prefecture, Japan, known for its rich history and modern amenities. It became a city on September 13, 1940, and as of May 2024, it has a population of approximately 212,026 people. Isesaki is an industrial hub with diverse manufacturing sectors. The city is home to several cultural and historical sites, including the World Heritage Site, Tajima Yahei Sericulture Farm. Isesaki also focuses on community welfare, education, and international relations, offering various programs and facilities to support its residents and visitors.


💻 Isesaki City Official Government Website

Districts and Postal Codes in Isesaki

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
Ainoyacho 〒379-2201
Akabori Imaicho 〒379-2215
Akabori Kashimacho 〒379-2202
Azumacho 〒379-2231
Amidaijimachi 〒372-0821
Anborimachi 〒372-0007
Ijimacho 〒372-0854
Isocho 〒379-2217
Ichibacho 〒379-2211
Inaricho 〒372-0804
Inuicho 〒372-0005
Imaizumicho 〒372-0031
Imaicho 〒372-0823
Otamachi 〒372-0006
Otemachi 〒372-0048
Kashimacho 〒372-0015
Kasukawacho 〒372-0023
Kamiizumicho 〒372-0045
Kamiuekihonmachi 〒372-0013
Kamisuwacho 〒372-0021
Kamidacho 〒379-2225
Kamihasucho 〒372-0851
Kitasengicho 〒372-0032
Kitamachi 〒372-0056
Kunisadamachi 〒379-2221
Kuruwacho 〒372-0055
Kezoujimachi 〒372-0003
Gedoujicho 〒372-0843
Koizumicho 〒379-2232
Kobayashicho 〒379-2206
Kuriryocho 〒372-0853
Kotobukicho 〒372-0052
Gomeushicho 〒379-2213
Sakai 〒370-0124
Sakai Azuma 〒370-0123
Sakai Iyoku 〒370-0105
Sakai Okonogi 〒370-0135
Sakai Onazuka 〒370-0121
Sakai Kamitakeshi 〒370-0127
Sakai Kamifuchina 〒370-0102
Sakai Kamiyajima 〒370-0111
Sakai Kijima 〒370-0104
Sakai Sakae 〒370-0122
Sakai Shimamura 〒370-0134
Sakai Shimotakeshi 〒370-0126
Sakai Shimofuchina 〒370-0103
Sakai Shinei 〒370-0114
Sakai Dodo 〒370-0117
Sakai Dodohigashi 〒370-0116
Sakai Nakajima 〒370-0133
Sakai Nishiimai 〒370-0112
Sakai Hagiwara 〒370-0125
Sakai Higashiarai 〒370-0101
Sakai Hirazuka 〒370-0132
Sakai Hozumi 〒370-0128
Sakai Mitsugi 〒370-0113
Sakai Mihara 〒370-0115
Sakai Yoneoka 〒370-0131
Sannocho 〒372-0831
Sankocho 〒372-0046
Sanwacho 〒372-0011
Shibamachi 〒372-0824
Shimouekicho 〒372-0024
Shimohasucho 〒372-0852
Shimofureicho 〒379-2214
Showacho 〒372-0014
Shineicho 〒372-0038
Suehirocho 〒372-0057
Daishojicho 〒372-0841
Tanakajimamachi 〒372-0802
Tanakamachi 〒372-0814
Tabeicho 〒379-2222
Chuocho 〒372-0042
Tsutsumishitacho 〒372-0004
Tsutsuminishimachi 〒372-0002
Tsunatori Honmachi 〒372-0817
Tsunatori Motomachi 〒372-0818
Tsunatorimachi 〒372-0812
Tomizukacho 〒372-0833
Toyazukamachi 〒372-0825
Toyoshirocho 〒372-0012
Nakamachi 〒372-0822
Naganumamachi 〒372-0855
Nishi Obokatacho 〒379-2224
Nishi Kaminomiyamachi 〒372-0816
Nishikubocho 〒379-2204
Nishidamachi 〒372-0058
Nishinocho 〒379-2216
Nirazukamachi 〒372-0813
Nocho 〒379-2205
Hagurocho 〒372-0844
Hashiemachi 〒372-0001
Hachisucho 〒379-2236
Higashi Obokatacho 〒379-2234
Higashi Kaminomiyamachi 〒372-0815
Higashi Honmachi 〒372-0025
Hinodecho 〒372-0022
Hiraicho 〒379-2233
Hirosecho 〒372-0039
Fukujimamachi 〒372-0826
Heiwacho 〒372-0041
Horiguchimachi 〒372-0834
Horishitacho 〒379-2212
Honsekicho 〒372-0016
Honmachi 〒372-0047
Magarisawacho 〒379-2203
Mamizukamachi 〒372-0842
Midoricho 〒372-0043
Minami Sengicho 〒372-0033
Mimurocho 〒379-2235
Minmorocho 〒372-0037
Miyakomachi 〒372-0801
Miyafurumachi 〒372-0803
Miyamaecho 〒372-0026
Munetakacho 〒372-0053
Moromachi 〒372-0034
Morominamicho 〒372-0036
Yasakacho 〒372-0044
Yattajimamachi 〒372-0827
Yanagiharacho 〒372-0054
Yahatacho 〒372-0051
Yogecho 〒372-0832
Wakabacho 〒372-0811

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.
〒170-3293
Tokyo
Ginza, Chuo-ku
5-2-1
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 Isesaki 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 Isesaki, along with mail handling for Japanese properties (e.g., akiya, Airbnb, minpaku, etc.)


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