Iwaki (いわき市) is a city in Fukushima Prefecture, Japan, known for its rich cultural history and natural attractions. The city is famous for the Spa Resort Hawaiians, an indoor water park and hot spring resort that reflects its unique cultural blend. Iwaki is also home to the Aquamarine Fukushima, a renowned aquarium showcasing marine life. The city plays a significant role in the energy sector with the Onahama Port and has made significant strides in reconstruction following the 2011 earthquake and tsunami. Iwaki's scenic beauty and cultural sites make it a prominent destination in the region.


💻 Iwaki City Official Government Website


Districts and Postal Codes in Iwaki

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
Azuma Damachi 〒974-8212
Ishizukamachi 〒974-8213
Ishimori 〒970-8017
Izumi Takijiri 〒971-8189
Izumi Tamatsuyu 〒971-8172
Izumi Moegidai 〒971-8188
Izumigaoka 〒971-8171
Izumimachi 〒971-8185
Izumimachi Kurosuno 〒971-8184
Izumimachi Shimogawa 〒971-8183
Izumimachi Takijiri 〒971-8182
Izumimachi Tamatsuyu 〒971-8186
Izumimachi Honya 〒971-8181
Iwamamachi 〒974-8222
Uedamachi 〒974-8261
Ushirodamachi 〒974-8203
Usuiso 〒970-0229
Uchigo Uchimachi 〒973-8404
Uchigo Ojimamachi 〒973-8401
Uchigo Koyamachi 〒973-8406
Uchigo Shiramizumachi 〒973-8405
Uchigo Takasakamachi 〒973-8408
Uchigo Tsuzuramachi 〒973-8403
Uchigo Midaisakaimachi 〒973-8409
Uchigo Mimayamachi 〒973-8402
Uchigo Miyamachi 〒973-8407
Ena 〒970-0311
Ebatamachi 〒974-8201
Ohisamachi Ohisa 〒979-0338
Ohisamachi Oyamada 〒979-0336
Ohisamachi Kohisa 〒979-0337
Ogawamachi Uwadaira 〒979-3112
Ogawamachi Kamiogawa 〒979-3124
Ogawamachi Shimo Ogawa 〒979-3115
Ogawamachi Shioda 〒979-3123
Ogawamachi Shibahara 〒979-3111
Ogawamachi Sekiba 〒979-3114
Ogawamachi Takahagi 〒979-3122
Ogawamachi Nishiogawa 〒979-3121
Ogawamachi Fukuoka 〒979-3125
Ogawamachi Mishima 〒979-3113
Ojimamachi 〒973-8411
Onahama 〒971-8101
Onahama Aikoshima 〒971-8123
Onahama Atagoue 〒971-8166
Onahama Atagocho 〒971-8165
Onahama Iwade 〒971-8121
Onahama Ohara 〒971-8111
Onahama Okaona 〒971-8151
Onahama Kanari 〒971-8135
Onahama Kamikajiro 〒970-0317
Onahama Kimigatsukacho 〒971-8168
Onahamashima 〒971-8125
Onahama Shimokajiro 〒970-0316
Onahama Sumiyoshi 〒971-8124
Onahama Suwacho 〒971-8161
Onahama Tamagawamachi 〒971-8127
Onahama Teramawaricho 〒971-8164
Onahama Nakachozakai 〒971-8163
Onahama Nishikimigatsukacho 〒971-8167
Onahama Noda 〒971-8126
Onahama Hanabatakecho 〒971-8162
Onahama Minatogaoka 〒971-8102
Onahama Minami Kimigatsukacho 〒971-8169
Onahama Minamitomioka 〒971-8112
Onahama Rinjo 〒971-8122
Obamamachi 〒974-8221
Orito 〒970-0312
Kashimamachi Ida 〒971-8134
Kashimamachi Kashima 〒971-8139
Kashimamachi Kamikuramochi 〒971-8142
Kashimamachi Shimokuramochi 〒971-8143
Kashimamachi Kubo 〒971-8144
Kashimamachi Lomoda 〒971-8133
Kashimamachi Shimoyada 〒971-8132
Kashimamachi Hashirikuma 〒971-8141
Kashimamachi Funado 〒971-8145
Kashimamachi Miyo 〒971-8146
Kaneyamamachi 〒974-8211
Kawabemachi 〒979-0153
Kawamaemachi Ojiroi 〒979-3204
Kawamaemachi Kamiokeuri 〒979-3203
Kawamaemachi Shimookeuri 〒979-3202
Kawamaemachi Kawamae 〒979-3201
Kusakidai 〒972-8301
Sakuragaoka 〒972-8324
Satogaoka 〒970-8045
Sanukamachi 〒974-8223
Jugaoka 〒970-8033
Shonandai 〒971-8152
Joban Iwagaokamachi 〒972-8313
Joban Osamagomachi 〒972-8315
Joban Kamiyadamachi 〒971-8131
Joban Kamiyunagayamachi 〒972-8322
Joban Shimoyunagayamachi 〒972-8317
Joban Shimofunaomachi 〒972-8312
Johan Shiratorimachi 〒972-8325
Joban Sekifunemachi 〒972-8318
Joban Nishigomachi 〒972-8316
Joban Fujiwaramachi 〒972-8326
Joban Madamamachi 〒972-8314
Joban Matsugadai 〒972-8323
Joban Matsukusunemachi 〒971-8137
Joban Misawamachi 〒971-8136
Joban Mizunoyamachi 〒972-8311
Joban Yumotomachi 〒972-8321
Setomachi 〒979-0151
Soenomachi 〒974-8202
Ira 〒970-8026
Taira Akai 〒979-3131
Taira Akaihira 〒979-3132
Taira Attame 〒970-0107
Taira Izumizaki 〒970-0112
Taira Usuiso 〒970-0223
Taira Omuro 〒970-8013
Taira Kamata 〒970-8023
Taira Kamatamachi 〒970-8054
Taira Kamiarakawa 〒970-8034
Taira Shimoarakawa 〒970-8032
Taira Kamiogoe 〒970-0104
Taira Shimoogoe 〒970-0102
Taira Kamikatayose 〒970-8011
Taira Shimokatayose 〒970-8012
Taira Kamikabeya 〒970-8028
Taira Shimokabeya 〒970-0101
Taira Kamitakaku 〒970-8042
Taira Shimotakaku 〒970-0221
Taira Kamihirakubo 〒970-8001
Taira Shimohirakubo 〒970-8003
Taira Kamiyasaku 〒970-0228
Taira Kamiyamaguchi 〒970-0225
Taira Kitakabeya 〒970-0115
Taira Kitashirado 〒970-8024
Taira Kinuya 〒970-0113
Taira Kujiraoka 〒970-8027
Taira Koizumi 〒970-8041
Taira Shio 〒970-8022
Taira Shimohirakubo Nakajimacho 〒970-8004
Taira Shimohirakubo Furukawacho 〒970-8005
Taira Shimohirakubo Yamadouchimachi 〒970-8006
Taira Shimoyamaguchi 〒970-0226
Taira Suginami 〒970-0105
Taira Tsurugai 〒970-0227
Taira Toyoma 〒970-0224
Taira Nakakabeya 〒970-8021
Taira Nakashio 〒970-8016
Taira Nakahirakubo 〒970-8002
Taira Nakahirakubo Shinmachi 〒970-8007
Taira Nakahirakubo Hosodamachi 〒970-8008
Taira Nakayama 〒970-8031
Taira Numanouchi 〒970-0222
Taira Negimachi 〒970-8052
Taira Haragoya 〒970-0111
Taira Fujima 〒970-0103
Taira Makunouchi 〒970-8014
Taira Manome 〒970-0116
Taira Mizushina 〒970-0114
Taira Minamishirado 〒970-8025
Taira Yagawase 〒970-8036
Taira Yamazaki 〒970-0106
Taira Yoshinoya 〒970-8046
Taira Yotsunami 〒970-8018
Taira Rokuchome 〒970-8051
Takakuramachi 〒974-8204
Tabitomachi Ishizumi 〒974-0243
Tabitomachi Kaidomari 〒974-0242
Tabitomachi Kuroda 〒974-0151
Tabitomachi Nichibu 〒974-0241
Tabitomachi Minami Odaira 〒974-0153
Tabitomachi Tabiuto 〒974-0252
Chuodai Ino 〒970-8044
Chuodai Kashima 〒970-8043
Chuodai Takaku 〒970-8047
Chubukogyodanchi 〒972-8338
Tonomachi Iritoono 〒972-0251
Tonomachio Odaira 〒972-0253
Tonomachi Katoono 〒972-0161
Tonomachi Kaminemoto 〒972-0252
Tonomachi Taki 〒972-0162
Tonomachi Negishi 〒972-0163
Tonomachi Miyamada 〒972-0164
Tomitsumachi 〒974-8231
Nakaokamachi 〒974-8251
Nakanosaku 〒970-0313
Nagasaki 〒970-0315
Nakosomachi 〒979-0144
Niidamachi 〒974-8252
Nishikimachi 〒974-8232
Nishikimachichuo 〒974-8233
Numabemachi 〒979-0154
Hayama 〒971-8187
Hisanohamamachi Kanegasawa 〒979-0332
Hisanohamamachi Suetsugi 〒979-0331
Hisanohamamachi Tanoami 〒979-0335
Hisanohamamachi Hisanohama 〒979-0333
Hisanohamamachi Nishi 〒979-0334
Heisei 〒973-8412
misawamachi 〒979-0155
Minamidai 〒974-8242
Miwamachi Kamiichigaya 〒970-1373
Miwamachi Shimoichigaya 〒970-1372
Miwamachi Kaminagai 〒970-1262
Miwamachi Shimonagai 〒970-1263
Miwamachi Kamimisaka 〒970-1374
Miwamachi Nakamisaka 〒970-1375
Miwamachi Shimomisaka 〒970-1376
Miwamachi Godo 〒970-1264
Miwamachi Saiso 〒970-1377
Miwamachi Nakadera 〒970-1371
Miwamachi Watado 〒970-1361
Meijidanchi 〒970-8035
Yamadamachi 〒974-8241
Yamadamamachi 〒979-0152
Yokodai 〒970-0314
Yoshima Kogyodanchi 〒970-1144
Yoshimamachi Aiya 〒970-1141
Yoshimamachi Imaniida 〒970-1142
Yoshimamachi Ori 〒970-1147
Yoshimamachi Yasaku 〒970-1143
Yoshimamachi Kamiyoshima 〒970-1153
Yoshimamachi Nakayoshima 〒970-1152
Yoshimamachi Shimoyoshima 〒970-1151
Yoshimamachi Kawanago 〒970-8015
Yoshimamachi Kitayoshima 〒970-1145
Yoshimamachi Sakakigoya 〒970-1146
Yotsukuramachi 〒979-0201
Yotsukuramachi Omori 〒979-0205
Yotsukuramachi Kamioka 〒979-0221
Yotsukuramachi Kaminiida 〒979-0202
Yotsukuramachi Shimoniida 〒979-0203
Yotsukuramachi Kamiyagyu 〒979-0226
Yotsukuramachi Shimoyagyu 〒979-0225
Yotsukuramachi Kitsunezuka 〒979-0206
Yotsukuramachi Komagome 〒979-0227
Yotsukuramachi Shioki 〒979-0207
Yotsukuramachi Shiraiwa 〒979-0211
Yotsukuramachi Tamayama 〒979-0216
Yotsukuramachi Toda 〒979-0212
Yotsukuramachi Nakajima 〒979-0215
Yotsukuramachi Nagatomo 〒979-0214
Yotsukuramachi Nagi 〒979-0213
Yotsukuramachi Hosoya 〒979-0204
Yotsukuramachi Yakuoji 〒979-0224
Yotsukuramachi Yaguki 〒979-0222
Yotsukuramachi Yamadakominato 〒979-0223
Wakabadai 〒971-8138
Watanabemachi Izumida 〒972-8331
Watanabemachi Kamikamado 〒972-8336
Watanabemachi Tanabe 〒972-8334
Watanabemachi Nakakamado 〒972-8337
Watanabemachi Hiruno 〒972-8332
Watanabemachi Bora 〒972-8333
Watanabemachi Matsugoya 〒972-8335

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


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


To find various applications and forms for Iwaki Ward Office, check out this list


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 Iwaki 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 Iwaki 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.