Osaki City Office:
phone number, opening hours and address
The main phone number of the Osaki City Office is 0229-23-2111. Here is what to know before you call, with the address, opening hours and official website.
Osaki City Office main line
Official website www.city.osaki.miyagi.jp
Without hyphens: 0229232111
The main number connects you to an operator, who will put you through to the right section. Calls are usually answered in Japanese.
Checked against the official website · October 7, 2026
ABOUT
About Osaki City
Osaki City was created in 2006 by the merger of Furukawa City and six towns, including Matsuyama Town. It is known for the Naruko Onsen hot spring resorts and the Globally Important Agricultural Heritage System "Osaki Kodo". The city office is in Furukawa Nanokamachi, where a new main office building opened in May 2023.
BASIC INFO
Basic information
- Main phone
- 0229-23-2111
- Address
- 〒989-6188 宮城県大崎市古川七日町1番1号Shown in Japanese so you can paste it into a map app or show it to a taxi driver.
- Opening hours
- Weekdays 8:30–17:15 (some counters 8:45–16:00)Closed on weekends, public holidays and Dec 29 – Jan 3
- Official website
- www.city.osaki.miyagi.jp
- Local government code
- 042153Miyagi Osaki Area · City
ACCESS
Access and map
Address
〒989-6188 宮城県大崎市古川七日町1番1号
RELATED OFFICES
Phone numbers of related government offices
Public offices in charge of this municipality (national and prefectural branches). National taxes — income tax and consumption tax returns, tax certificates — are handled by the tax office, not the municipal office. Addresses are shown in Japanese.
- 0229-22-1711
〒989-6185 宮城県大崎市古川旭6丁目2番15号
Covers Shikama Town, Kami Town, Wakuya Town, Misato Town as well as Osaki City
- 0229-23-1200
〒989-6195 宮城県大崎市古川駅南2-4-2
Covers Tome City, Kurihara City, Shikama Town, Kami Town, Wakuya Town, Misato Town as well as Osaki City
Personal pension consultations are accepted at any pension office in Japan.
- 0229-22-2305
〒989-6143 宮城県大崎市古川中里6-7-10 古川合同庁舎
Covers Shikama Town, Kami Town, Wakuya Town, Misato Town as well as Osaki City
- 0229-91-0707
〒989-6117 宮城県大崎市古川旭4-1-1
Covers Shikama Town, Kami Town, Wakuya Town, Misato Town as well as Osaki City
FAQ
Frequently asked questions
What is the phone number of the Osaki City Office?
The main phone number of the Osaki City Office is 0229-23-2111. It connects you to an operator, who will transfer you to the right section once you explain what you need.
What are the opening hours of the Osaki City Office? What time does it open and close?
Opening hours of the Osaki City Office: Weekdays 8:30–17:15 (some counters 8:45–16:00). It is closed on Saturdays, Sundays, public holidays and over the New Year break (Dec 29 – Jan 3). Hours can differ by counter and service, so please check the official website for details.
Can I call the Osaki City Office on weekends or at night?
The main line is generally not answered outside opening hours. For non-urgent procedures and certificates you may be able to use online applications on the official website (https://www.city.osaki.miyagi.jp/) or the Mynaportal. Check the official website for any weekend service counters.
Which tax office and pension office cover the Osaki City Office?
Osaki City is covered by the Furukawa Tax Office (0229-22-1711). It handles national taxes such as income tax and consumption tax returns and tax certificates. Pension matters are handled by Furukawa Pension Office (0229-23-1200); personal consultations are accepted at any pension office in Japan.
GOVERNMENT OFFICES
Phone numbers of tax offices, pension offices, Hello Work and public health centers
Main phone numbers, addresses and jurisdictions of the offices in Miyagi.
NEARBY
Other municipalities in Osaki Area, Miyagi
For staff of municipalities and public offices
We accept requests to correct or update the phone numbers, office hours, addresses and other details listed here. We check each request against the official website before updating.
The phone numbers, addresses and opening hours on this page are based on information published on each municipality's official website (last checked: October 7, 2026). Please check the official website for the latest information. This page compiles public information for the convenience of residents and does not indicate any business or partnership relationship between the listed municipalities and AIRI (LIVERUSH Co., Ltd.). If you find an error, please let us know via our contact form.
Tax office names, addresses, phone numbers and jurisdictions are based on the National Tax Agency's 税務署の所在地などを知りたい方 (checked October 19, 2026). Pension office names, addresses, phone numbers and jurisdictions are based on the Japan Pension Service's 年金事務所管轄区域 (checked October 19, 2026). Hello Work (public employment office) names, addresses, phone numbers and jurisdictions are based on the Ministry of Health, Labour and Welfare's 全国ハローワーク所在案内 (checked October 19, 2026). Public health center names, addresses, phone numbers and jurisdictions are based on the Ministry of Health, Labour and Welfare's 保健所管轄区域案内 (checked October 19, 2026).