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Japan · asset class
Refineries in Japan
Japan has 10 refineries mapped on the OverWatts open energy atlas — the 4th-largest fleet of the 72 countries that hold any, and 4% of the world's mapped total. Of these, 10 operating. Combined refining capacity is about 2,082 kb/d. The largest is Mizushima Refinery (380 kb/d).
The largest owner-operators are ENEOS (6), Idemitsu (2) and Cosmo Oil (1) — ENEOS alone is named on 60% of them.
10
Refinery in Japan
#4
of 72 countries
2,082
Refining kb/d
On the interactive map
Largest refineries in Japan
- Mizushima Refinery380 kb/d
- Negishi Refinery270 kb/d
- Kashima Refinery270 kb/d
- Kawasaki Refinery258 kb/d
- Chiba Refinery190 kb/d
- Yokkaichi Refinery175 kb/d
- Sakai Refinery156 kb/d
- Oita Refinery136 kb/d
- Marifu Refinery127 kb/d
- Tokuyama Refinery120 kb/d
Who owns Japan's refineries
- ENEOS6 60%
- Idemitsu2 20%
- Cosmo Oil1 10%
- Mitsubishi1 10%
Counts an asset once per company named as its owner or operator; a joint venture counts for each partner.
How Japan compares · refineries by country
- 1. United States32
- 2. China30
- 3. Russia14
- 4. Japan10
- 5. Brazil9
- 6. India9
- 7. Indonesia8
Frequently asked
- How many refineries are there in Japan?
- OverWatts maps 10 refineries in Japan — 4% of the world's mapped total, the 4th-largest national fleet of the 72 countries with any.
- What is the largest refinery in Japan?
- Mizushima Refinery, at 380 kb/d, operated by ENEOS.
- What is Japan's total refining capacity?
- About 2,082 kb/d across 10 refineries mapped on OverWatts.
- Who owns the refineries in Japan?
- ENEOS is named as owner or operator on the most — 6 of 10 (60%). Next are Idemitsu (2), Cosmo Oil (1) and Mitsubishi (1).