Ōta (太田市, Ōta-shi) is a city located in Gunma Prefecture, Japan, with a population of approximately 224,358 as of August 2020. Established on May 3, 1948, Ōta is an industrial hub, home to Subaru Corporation's manufacturing facilities. The city features historical sites such as Kanayama Castle ruins and Tenjinyama Kofun, along with natural attractions like Yabuzuka Onsen. Ōta also emphasizes community welfare, education, and cultural exchange, maintaining sister-city relations with several cities worldwide.

💻 Ōta City Official Government Website

Districts and Postal Codes in Ōta

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
Akutsucho 〒370-0402
Asahicho 〒373-0814
Araicho 〒373-0852
Anyojicho 〒370-0422
Idacho 〒373-0851
Izukacho 〒373-0817
Ishibashicho 〒373-0007
Ishiharacho 〒373-0808
Izumicho 〒373-0845
Ichibacho 〒373-0013
Idezukacho 〒370-0424
Iwasegawacho 〒373-0841
Iwamatsucho 〒370-0403
Uekinocho 〒373-0014
Ushizawacho 〒373-0833
Uchigashimacho 〒373-0813
Okubocho 〒379-2306
Oshimacho 〒373-0055
Otachicho 〒370-0423
Obaracho 〒379-2304
Owashicho 〒373-0075
Okinocho 〒373-0045
Okinogocho 〒373-0804
Oshikiricho 〒370-0405
Ojimacho 〒370-0401
Kasukawacho 〒370-0421
Kanayamacho 〒373-0027
Kamigodocho 〒373-0074
Kamikobayashicho 〒373-0024
Kamitajimacho 〒373-0044
Kameokacho 〒370-0411
Kitakanaicho 〒373-0003
Kiyoharacho 〒373-0012
Kumanocho 〒373-0025
Godocho 〒373-0004
Kozumidacho 〒370-0427
Komaigicho 〒373-0818
Shimo Kobayashicho 〒373-0807
Shimo Tajimacho 〒373-0844
Shimo Hamadacho 〒373-0821
Josaicho 〒373-0038
Shoyamachi 〒373-0822
Shindocho 〒373-0037
Suehirocho 〒373-0862
Sugashiocho 〒373-0002
Suzukakecho 〒370-0413
Subarucho 〒373-0028
Seradacho 〒370-0426
Taishicho 〒370-0412
Dainogocho 〒373-0801
Takazecho 〒373-0072
Takahayashi Higashicho 〒373-0825
Takahayashi Nishicho 〒373-0828
Takahayashi Minamicho 〒373-0827
Takahayashi Kitacho 〒373-0829
Takahayashi Kotobukicho 〒373-0824
Takaramachi 〒373-0042
Tadakaricho 〒373-0011
Tsuruudacho 〒373-0008
Teraicho 〒373-0052
Tenracho 〒373-0051
Tokugawacho 〒370-0425
Tomizawacho 〒373-0832
Tomiwakacho 〒373-0023
Toriyamacho 〒373-0053
Toriyamakamicho 〒373-0061
Toriyamanakacho 〒373-0062
Toriyamashimocho 〒373-0063
Nakanecho 〒373-0846
Nagatecho 〒373-0054
Narizukacho 〒373-0006
Niijimacho 〒373-0819
Niinocho 〒373-0032
Nishishinmachi 〒373-0847
Nishinagaokacho 〒373-0001
Nishinoyacho 〒373-0043
Nishihoncho 〒373-0033
Nishiyajimacho 〒373-0823
Nitta Akahoricho 〒370-0331
Nitta Ichicho 〒370-0304
Nitta Ichinoicho 〒370-0314
Nitta Ichinokuracho 〒370-0306
Nitta Ocho 〒370-0351
Nitta Onecho 〒370-0347
Nitta Kanaicho 〒370-0341
Nitta Kanecho 〒370-0352
Nitta Kamiedacho 〒370-0342
Nitta Kamidanakacho 〒370-0346
Nitta Kaminakacho 〒370-0353
Nitta Kizakicho 〒370-0321
Nitta Koganaicho 〒370-0303
Nitta Kokincho 〒370-0302
Nitta Gonemoncho 〒370-0355
Nitta Shimoedacho 〒370-0333
Nitta Shimodanakacho 〒370-0343
Nitta Sorimachicho 〒370-0313
Nitta Takaocho 〒370-0334
Nitta Tamurashindencho 〒370-0305
Nitta Tameikecho 〒370-0354
Nitta Tenracho 〒370-0301
Nitta Nakaedacho 〒370-0332
Nitta Hagicho 〒370-0356
Nitta Hanakazukacho 〒370-0345
Nitta Hayakawacho 〒370-0344
Nitta Mizukicho 〒370-0311
Nitta Muratacho 〒370-0312
Niragawacho 〒373-0029
Hachimancho 〒373-0056
Hamacho 〒373-0853
Harajukucho 〒373-0071
Higashi Imaizumicho 〒373-0021
HIgashi Kanaicho 〒373-0022
Higashishincho 〒373-0015
Higashi Nagaokacho 〒373-0812
HIgashi Besshocho 〒373-0815
Higashihoncho 〒373-0026
HIgashiyajimacho 〒373-0816
Bizenjimacho 〒370-0404
Fukuzawacho 〒373-0831
Fujiagucho 〒373-0034
Fujikuracho 〒373-0035
Futatsugoyacho 〒370-0417
Furutocho 〒373-0826
Besshocho 〒373-0041
Hosoyacho 〒373-0842
Horiguchicho 〒370-0414
Honcho 〒373-0057
Maegoyacho 〒370-0406
Maejimacho 〒370-0416
Maruyamacho 〒373-0018
Midoricho 〒373-0073
Minamigaokacho 〒370-0415
Minamiyajimacho 〒373-0861
Musashijimacho 〒370-0418
Motegicho 〒373-0809
Yaegasacho 〒373-0805
Yasuraokacho 〒373-0811
Yataboricho 〒373-0016
Yabacho 〒373-0803
Yabashinmachi 〒373-0802
Yabuzukacho 〒379-2301
Yamanokamicho 〒379-2302
Yuracho 〒373-0036
Yoshizawacho 〒373-0019
Yonezawacho 〒373-0843
Yoriaicho 〒379-2303
Ryumaicho 〒373-0806
Rokusengokucho 〒379-2305
Wakiyacho 〒373-0031

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

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