Kōka (甲賀市) is a city located in Shiga Prefecture, Japan, renowned for its historical significance as the birthplace of the Kōga Ninja clan. The city is characterized by its rich cultural heritage and scenic beauty, including the tranquil waters of Lake Biwa and the lush greenery of its surrounding mountains. Modern Kōka offers a blend of traditional industries and modern manufacturing, with a particular emphasis on local crafts and agriculture. The city promotes various cultural festivals and events that highlight its historical and cultural legacy.

💻 Kōka City Official Government Website

Districts and Postal Codes in Kōka

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
Kokacho Aburahi 〒520-3413
Kokacho Ichino 〒520-3412
Kokacho Iwamuro 〒520-3401
Kokacho Ueno 〒520-3421
Kokacho Okubo 〒520-3414
Kokacho Oharaichiba 〒520-3433
Kokacho Oharaueda 〒520-3415
Kokacho Oharanaka 〒520-3431
Kokacho Oki 〒520-3405
Kokacho Kafukadai 〒520-3427
Kokacho Kami 〒520-3411
Kokacho Kosaji 〒520-3402
Kokacho Gotanda 〒520-3423
Kokacho Sagami 〒520-3435
Kokacho Jinbo 〒520-3404
Kokacho Takano 〒520-3434
Kokacho Takamine 〒520-3424
Kokacho Taki 〒520-3432
Kokacho Tadono 〒520-3426
Kokacho Toriino 〒520-3403
Kokacho Haisaka 〒520-3436
Kokacho Mobira 〒520-3425
Kokacho Wata 〒520-3422
Konancho Ikeda 〒520-3302
Konancho Isoo 〒520-3312
Konancho Ichihara 〒520-3316
Konancho Kazuraki 〒520-3321
Konancho Kamimasugi 〒520-3303
Konancho Kibogaoka 〒520-3333
Konancho Kibogaokahonmachi 〒520-3332
Konancho Koshin 〒520-3326
Konancho Kooji 〒520-3306
Konancho Shiono 〒520-3315
Konancho Shimomasugi 〒520-3304
Konancho Shinji 〒520-3313
Konancho Sugitani 〒520-3314
Konancho Terasho 〒520-3301
Konancho Nogawa 〒520-3305
Konancho Nojiri 〒520-3307
Konancho Noda 〒520-3308
Konancho Hiedani 〒520-3331
Konancho Fukawa 〒520-3322
Konancho Fukawaichiba 〒520-3323
Konancho Honoki 〒520-3325
Konancho Morishiri 〒520-3324
Konancho Ryuboshi 〒520-3311
Shigarakicho Eda 〒529-1811
Shigarakicho Ogawa 〒529-1833
Shigarakicho Ogawade 〒529-1832
Shigarakicho Kamiasamiya 〒529-1841
Shigarakicho Kinose 〒529-1802
Shigarakicho Koyama 〒529-1812
Shigarakicho Shimoasamiya 〒529-1842
Shigarakicho Sugiyama 〒529-1834
Shigarakicho Tashiro 〒529-1814
Shigarakicho Tarao 〒529-1821
Shigarakicho Chokushi 〒529-1804
Shigarakicho Nakano 〒529-1835
Shigarakicho Nagano 〒529-1851
Shigarakicho Nishi 〒529-1831
Shigarakicho Hata 〒529-1813
Shigarakicho Hosohara 〒529-1836
Shigarakicho Maki 〒529-1803
Shigarakicho Miyajiri 〒529-1843
Shigarakicho Miyamachi 〒529-1801
Tsuchiyamacho Akebihara 〒528-0204
Tsuchiyamacho Ayukawa 〒528-0202
Tsuchiyamacho Ichiba 〒528-0233
Tsuchiyamacho Inohana 〒528-0207
Tsuchiyamacho Okawara 〒528-0201
Tsuchiyamacho Ozawa 〒528-0213
Tsuchiyamacho Ozuchi 〒528-0221
Tsuchiyamacho Ono 〒528-0235
Tsuchiyamacho Kitatsuchiyama 〒528-0211
Tsuchiyamacho Kurokawa 〒528-0208
Tsuchiyamacho Kurotaki 〒528-0203
Tsuchiyamacho Senooto 〒528-0223
Tsuchiyamacho Sosoro 〒528-0205
Tsuchiyamacho Tokuhara 〒528-0234
Tsuchiyamacho Tonguu 〒528-0231
Tsuchiyamacho Nogamino 〒528-0224
Tsuchiyamacho Hirako 〒528-0222
Tsuchiyamacho Maeno 〒528-0232
Tsuchiyamacho Minamitsuchiyama 〒528-0212
Tsuchiyamacho Yamanaka 〒528-0206
Minakuchicho Akatsuki 〒528-0012
Minakuchicho Akiba 〒528-0071
Minakuchicho Asahigaoka 〒528-0072
Minakuchicho Ayano 〒528-0033
Minakuchicho Izumi 〒528-0056
Minakuchicho Imago 〒528-0002
Minakuchicho Iwasaka 〒528-0047
Minakuchicho Ue 〒528-0055
Minakuchicho Ukawa 〒528-0052
Minakuchicho Ushikai 〒528-0045
Minakuchicho Utsuta 〒528-0053
Minakuchicho Umegaoka 〒528-0022
Minakuchicho Kasuga 〒528-0065
Minakuchicho Gika 〒528-0004
Minakuchicho Kitaizumi 〒528-0058
Minakuchicho Kitanaiki 〒528-0051
Minakuchicho Kitawaki 〒528-0057
Minakuchicho Kibukawa 〒528-0049
Minakuchicho Kyomachi 〒528-0017
Minakuchicho Kojogaoka 〒528-0073
Minakuchicho Kodo 〒528-0054
Minakuchicho Sasagaoka 〒528-0061
Minakuchicho Satsukigaoka 〒528-0062
Minakuchicho Sandaiji 〒528-0046
Minakuchicho Sanbonyanagi 〒528-0040
Minakuchicho Shimoyama 〒528-0063
Minakuchicho Shoei 〒528-0015
Minakuchicho Joto 〒528-0028
Minakuchicho Jonai 〒528-0027
Minakuchicho Shinjo 〒528-0007
Minakuchicho Shinmachi 〒528-0038
Minakuchicho Shinmei 〒528-0016
Minakuchicho Somanaka 〒528-0043
Minakuchicho Takatsuka 〒528-0011
Minakuchicho Takayama 〒528-0048
Minakuchicho Nakahata 〒528-0001
Minakuchicho Nakayashiki 〒528-0024
Minakuchicho Nasaka 〒528-0035
Minakuchicho Nishihayashiguchi 〒528-0025
Minakuchicho Nichiden 〒528-0034
Minakuchicho Hakko 〒528-0021
Minakuchicho Hatta 〒528-0066
Minakuchicho Bannakayama 〒528-0064
Minakuchicho Higashinasaka 〒528-0036
Minakuchicho Higashihayashiguchi 〒528-0026
Minakuchicho Hinokigaoka 〒528-0068
Minakuchicho Honmachi 〒528-0031
Minakuchicho Honmaru 〒528-0023
Minakuchicho Matsuo 〒528-0074
Minakuchicho Matoba 〒528-0020
Minakuchicho Minakuchi 〒528-0005
Minakuchicho Minamihayashiguchi 〒528-0029
Minakuchicho Miyanomae 〒528-0013
Minakuchicho Mushono 〒528-0041
Minakuchicho Mushono Chuo 〒528-0042
Minakuchicho Mushono Nijinomachi 〒528-0069
Minakuchicho Motoayano 〒528-0037
Minakuchicho Motomachi 〒528-0006
Minakuchicho Yasaka 〒528-0032
Minakuchicho Yama 〒528-0067
Minakuchicho Yamagami 〒528-0044
Minakuchicho Rokushin 〒528-0014
Minakuchicho Wano 〒528-0003

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

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