Matsuo
Matsuo was a village located in Iwate District, Iwate Prefecture, Japan. The village of Matsuo was created on April 1, 1889 within Kita-Iwate District with the establishment of the municipality system. Kita-Iwate and Minami-Iwate Districts merged to form Iwate District on March 29, 1898.
Matsuo
- Name
- Matsuo
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In this article
Overview
Overview
On September 1, 2005, Matsuo, along with the towns of Ashiro and Nishine (all from Iwate District), was merged to create the city of Hachimantai and no longer exists as an independent municipality. Formerly known as the home of Japan's largest sulfur mine—the Matsuo Kōzan —and, later, as the home of the Matsukawa geothermal power plant. The iron and copper Matsuo mine was also located there before abandonment in 1971. The total area was 234.85 km 2.
Key facts
Key facts
• Name — Matsuo • Settlement Type — Former municipality • Subdivision Type — Country • Subdivision Name — Japan • Subdivision Type1 — Region • Subdivision Name1 — Tōhoku • Subdivision Type2 — Prefecture • Subdivision Name2 — Iwate Prefecture • Subdivision Type3 — District • Subdivision Name3 — Iwate • Extinct Title — Merged • Extinct Date — September 1, 2005 (now part of Hachimantai) • Leader Title — Mayor • Leader Title1 — Vice Mayor • Unit Pref — Metric • Area Total Km2 — 234.85 • Population Total — 6,786 • Population As Of — September 1, 2005 • Population Density Km2 — 28.89 • Timezone1 — JST • Utc Offset1 — +09:00 • Blank Name Sec1 — City hall address
Sister cities
Sister cities
• Japan Miyako, Iwate • Japan Nago, Okinawa Friendship and cooperation cities: • Austria Altenmarkt, Salzburg
Local attractions
Local attractions
• Hachimantai hot spring resort • Toushichi hot spring • Matsuogawa hot spring • East Hachimantai onsen resort • Kanezawa spring
Licensing
Text attribution
Part of the biographical narrative on this page reuses licensed material. Its origin, revision and licence are recorded here.
The biographical narrative on this page is based on the Wikipedia article Matsuo, Iwate, revision 1346640602 (EN edition), by its contributors. VALÉORINE has edited that text and built its own documentary record around it. The reused material is available under CC BY-SA 4.0, and this page's reuse of it is offered under the same licence. Everything else on this page — the chronology, the holdings, the evidence, the plates and the connections — is VALÉORINE's own record. Sources and licences.
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 26 September 2026.
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