最終確認日 · 掲載されている料金（円 / ¥）は目安です。 · Prices are approximate and for orientation only.
Overview & City Profile
Okayama (岡山市, Okayama-shi; Japanese pronunciation: [ò̞.kä́.jä̀.mä̀, -jä́.mä́.ɕì]) is the capital city of Okayama Prefecture in the Chūgoku region of Japan. The Okayama metropolitan area, centered around the city, has the largest urban employment zone in the Chugoku region of western Japan. The city was founded on June 1, 1889. As of February 2023, the city has an estimated population of 700,940 and a population density of 890 people per km2.
Within Okayama Prefecture (Chugoku region), Okayama (岡山市) serves as a prefectural capital of okayama prefecture. Travelers exploring Okayama often combine a stop in Okayama with regional highlights such as Korakuen (one of Japan's Three Great Gardens) and black-walled Okayama Castle, Kurashiki Bikan Historical Quarter's willow-lined canal, Bitchu-Matsuyama hilltop castle (Takahashi), and Uno Port (gateway to Naoshima).
| 項目 | 基本データ：Okayama (岡山市) |
|---|---|
| 日本語表記 | 岡山市 (Okayama) |
| 行政区分 | Prefectural capital of Okayama Prefecture |
| Prefecture & Capital | Okayama Prefecture (Capital: Okayama) |
| 地方区分 | Chugoku |
| 人口 | 720,841 residents |
| 総面積・人口密度 | 789.91 km² · 887 people per km² |
| 市制施行・設立 | 1889-06-01 |
| 緯度・経度 | 34.65°N, 133.9167°E |
Getting to Okayama & Getting Around
Via the regional hub (Okayama Station (Sanyo Shinkansen junction for Shikoku & San'in)): 45m from Shin-Osaka or 35m from Hiroshima on the JR Sanyo Shinkansen; 3h 15m direct from Tokyo.
- Local rail & IC cards: Once in Okayama Prefecture, JR regional lines and local private railways connect Okayama with Okayama. Nationwide IC cards (Suica, Pasmo, Icoca) work on major urban and JR commuter gates; for rural branch lines or local buses, keep ¥1,000 bills and ¥100 coins handy for the onboard fare box.
- Luggage & station lockers: Main stations in Okayama have coin lockers for day-trippers. If you are stopping in Okayama en route between larger bases, check your suitcase dimensions in our Luggage & Locker Checker or forward big bags ahead with Takkyubin.
- Driving & car rental: While city centers around Okayama are accessible by train and taxi, renting a car from a major Shinkansen station or airport in Okayama can be rewarding for reaching mountain gorges, coastal viewpoints, and countryside onsen. Read our Renting a Car in Japan Guide.
Okayama & Okayamaの名物グルメ・郷土料理
Okayamaでは、OkayamaおよびChugoku地方ならではの豊かな食文化を楽しめます。訪問時にぜひ味わいたい名物料理はこちらです：
- Okayama Barazushi (jewel-box festival sushi) — a signature specialty across Okayama Prefecture.
- Ebi-meshi (spiced dark shrimp fried rice) — a signature specialty across Okayama Prefecture.
- Hiruzen yakisoba & Tsuyama horumon udon — a signature specialty across Okayama Prefecture.
- Okayama white peaches & Muscat of Alexandria grapes — a signature specialty across Okayama Prefecture.
- Kibi dango millet dumplings — a signature specialty across Okayama Prefecture.
For dietary restrictions or food allergies, open our Japanese Phrasebook & Show-to-Staff Cards to display clear Japanese dietary explanations at restaurants in Okayama.
Best Time to Visit & Seasonal Highlights
Nicknamed the 'Land of Sunshine' (Hare-no-Kuni) for low rainfall—pleasant year-round, with peak garden beauty in April and November and peach/grape harvests in July–September.
Regional highlights across Okayama Prefecture that pair well with a visit to Okayama include: Korakuen (one of Japan's Three Great Gardens) and black-walled Okayama Castle, Kurashiki Bikan Historical Quarter's willow-lined canal, Bitchu-Matsuyama hilltop castle (Takahashi), and Uno Port (gateway to Naoshima).
Okayama旅行の実用アドバイス・注意点
- Tourist information center (観光案内所): Look for the Kankō Annaijo counter at the regional hub (Okayama Station (Sanyo Shinkansen junction for Shikoku & San'in)) or major stations in Okayama Prefecture for free walking maps, bus timetables, and festival calendars.
- Cash & ATMs: While hotels, chain stores, and convenience stores in Okayama accept international cards and IC payment, smaller family-run restaurants, shrines, and rural buses often prefer cash. 7-Eleven (Seven Bank) and Japan Post ATMs accept foreign debit cards reliably.
- Dining hours: Outside major metropolitan hubs, lunch typically runs 11:30 AM–2:00 PM and dinner spots open around 5:30 PM, with earlier last orders (around 8:00–9:00 PM) in smaller cities.
よくある質問（FAQ）
Where is Okayama (岡山市) located in Japan?
Okayama (岡山市) is a designated major city located in Okayama Prefecture in the Chugoku region of Japan (coordinates: 34.65°N, 133.9167°E). It has a population of approximately 720,841 across an area of 789.91 km².
How do I get to Okayama by train?
Most visitors reach Okayama via the main prefectural gateway of Okayama Station (Sanyo Shinkansen junction for Shikoku & San'in). 45m from Shin-Osaka or 35m from Hiroshima on the JR Sanyo Shinkansen; 3h 15m direct from Tokyo. From the regional hub, connect by JR local/rapid lines, private commuter railways, or local bus to Okayama. You can estimate long-distance rail costs using our Shinkansen Fare Calculator.
What local food is Okayama and Okayama known for?
In Okayama and across Okayama Prefecture, top local dishes include Okayama Barazushi (jewel-box festival sushi), Ebi-meshi (spiced dark shrimp fried rice), Hiruzen yakisoba & Tsuyama horumon udon, as well as Okayama white peaches & Muscat of Alexandria grapes and Kibi dango millet dumplings. Look for local ekiben (station bento boxes), morning markets, and family-run shokudo near the main station.
When is the best time of year to visit Okayama?
Nicknamed the 'Land of Sunshine' (Hare-no-Kuni) for low rainfall—pleasant year-round, with peak garden beauty in April and November and peach/grape harvests in July–September. Check our Japan Seasonal Calendar to compare month-by-month weather and crowd levels.
Official sources & further reading
Rules, prices and schedules change. Confirm details here before you travel: