San'yō-Onoda (山陽小野田市) is a city in Yamaguchi Prefecture, Japan, established on March 22, 2005, through the merger of the towns of Sanyo and Onoda. The city is known for its industrial base, particularly in cement and chemicals, with numerous factories contributing to its economy. San'yō-Onoda also boasts natural beauty, including beaches along the Seto Inland Sea and scenic parks. The city emphasizes environmental sustainability and community engagement, offering a blend of industrial prowess and natural charm, making it a unique locale within Yamaguchi Prefecture.


💻 San'yō-Onoda City Official Government Website

Districts and Postal Codes in San'yō-Onoda

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
Sue 〒756-0836
Aobadai 〒756-0030
Akasaki 〒756-0841
Asa 〒757-0001
Asahigaoka 〒756-0871
Asahimachi 〒756-0808
Ariho 〒756-0038
Arihōemachi 〒756-0009
Arihoshinmachi 〒756-0003
Ishiide 〒756-0063
Inarimachi 〒756-0811
Uenodai 〒756-0863
Ushirogatakami 〒756-0049
Ushirogatashimo 〒756-0048
Ebisuchō 〒756-0855
Eboshiiwa 〒756-0025
Eboshiiwa Danchi 〒756-0026
Eboshiiwa Mae 〒756-0027
Ōzue 〒756-0873
Ōtsuka 〒756-0042
Ōtsukadanchi 〒756-0036
Ōhama 〒756-0866
Okuwakayama 〒756-0852
Onoda 〒756-0817
Onoyama 〒756-0812
Kakinokizaka 〒756-0067
Katayama 〒756-0013
Kadoishi 〒756-0012
Kanōmatsu 〒756-0854
Kamigoya 〒756-0056
Kaminogō 〒756-0041
Kamihochō 〒756-0086
Kamenokō 〒756-0075
Kamonoshō 〒757-0005
Kariyakamijō 〒756-0843
Kariyanakamura 〒756-0842
Kariyanishijō 〒756-0848
Kizuki 〒756-0051
Kitasakaemachi 〒756-0801
Kitamatsu Chigō 〒756-0007
Kitaryū Ōchō 〒756-0833
Kitawakayama 〒756-0822
Kidōobana 〒756-0844
Kidoshinmachi 〒756-0846
Kidonaka Nochō 〒756-0845
Kyōwadai 〒756-0011
Kyōwachō 〒756-0028
Kushiyama 〒756-0080
〒756-0044
Kōei 〒756-0815
Kōri 〒757-0002
Komatsuo 〒756-0037
Sakaemachi 〒756-0802
Sakura 〒757-0006
Sakuragaoka 〒756-0851
Sasaonishi 〒756-0888
Sasaohigashi 〒756-0881
Shimogoya 〒756-0053
Jiyū Gaoka 〒756-0805
Shiritsu Byōin 〒756-0094
Shinarihochō 〒756-0010
Shinoki 〒756-0847
Shinsei 〒756-0092
Shinwaen 〒756-0823
Suenishi 〒756-0862
Suehigashi 〒756-0889
Sudanoki 〒756-0882
Sumiyoshi Honmachi 〒756-0813
Semen Tomachi 〒756-0835
Daigakudōri 〒756-0884
Taikyū 〒756-0001
Taikyū Danchi 〒756-0008
Takasu 〒756-0087
Takachiho 〒756-0060
Takahata 〒756-0021
Takahama 〒756-0047
Tanoshiri 〒756-0865
Dannishi 〒756-0055
Danhigashi 〒756-0054
Chizaki 〒756-0039
Chizakinishi 〒756-0022
Chizakihigashi 〒756-0023
Chūō 〒756-0824
Chōjuen 〒756-0804
Chiyomachi 〒756-0814
Tsubuta 〒757-0011
Nakagawa 〒756-0806
Nakazato 〒756-0004
Nakamura 〒756-0005
Natsume 〒756-0886
Nanpeidai 〒756-0016
Nishioki 〒756-0885
Nishigasako 〒756-0864
Nishisumi Yoshichō 〒756-0816
Nishitakadomari 〒756-0057
Nishinogō 〒756-0046
Nissan 〒756-0093
Nihonōe 〒756-0017
Nogurumi 〒756-0853
Hagimori 〒756-0024
Haze 〒756-0861
Habu 〒757-0012
Hama 〒756-0043
Hamagōchi 〒756-0872
Hamadachō 〒756-0052
Higashisu Danoki 〒756-0883
Higashisumi Yoshichō 〒756-0825
Higashitakadomari 〒756-0088
Higashimachi 〒756-0018
Higanda 〒756-0014
Higanda Danchi 〒756-0015
Hinode 〒756-0091
Hiraochō 〒756-0032
Hirabara 〒756-0035
Fukuda 〒757-0013
Funakoshi 〒756-0029
Furugaisaku 〒756-0856
Furugaisaku Danchi 〒756-0857
Heiseichō 〒756-0837
Heiwachō 〒756-0031
Matsukaku 〒756-0887
Matsuhama 〒756-0877
Matsuhama Danchi 〒756-0878
Marugōchi 〒756-0821
Midorigaoka 〒756-0034
Minatomachi 〒756-0834
Minamitakatomari 〒756-0045
Minaminaka Gawamachi 〒756-0803
Minamimatsu Chigō 〒756-0019
Minamimatsuhama 〒756-0875
Minamiryū Ōchō 〒756-0832
Minamiwakayama 〒756-0831
Mede 〒756-0076
Mede Kohanchō 〒756-0074
Mede Saiwaimachi 〒756-0073
Mede Shinmachi 〒756-0077
Mede Bunkachō 〒756-0071
Mede Midorimachi 〒756-0072
Moto Yamadanchi 〒756-0876
Moto Yamachō 〒756-0874
Yamakawa 〒757-0004
Yamanoi 〒757-0003
Yokodote 〒756-0809
Ryūsanmachi 〒756-0807
Rōsaibyōin 〒756-0095
Wakakusachō 〒756-0033

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 San'yō-Onoda 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 San'yō-Onoda, along with mail handling for Japanese properties (e.g., akiya, Airbnb, minpaku, etc.)


There are two types of PO boxes available in San'yō-Onoda. The first type of PO box is provided by San'yō-Onoda 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 San'yō-Onoda 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 San'yō-Onoda 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.