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Chokepoints
Japan · asset class
Iron & Steel Plants in Japan
Japan has 42 iron & steel plants mapped on the OverWatts open energy atlas — the 5th-largest fleet of the 91 countries that hold any, and 3% of the world's mapped total. Of these, 35 operating and 6 under construction or proposed.
The largest owner-operators are Nippon Steel Corp (11), JFE Holdings Inc (8) and JFE Steel Corp (5) — Nippon Steel Corp alone is named on 26% of them. Half of Japan's iron & steel plants in service predate 1958 (median commissioning year of the 33 with a known date) and the oldest still listed is Nippon Kyushu Works (Yawata Area, Tobata) steel plant, dating from 1901. 6 are in the pipeline, led by JFE Sendai Works steel plant, under construction. They account for 6% of every energy asset OverWatts maps in Japan.
On the interactive map
Who owns Japan's iron & steel plants
- Nippon Steel Corp11 26%
- JFE Holdings Inc8 19%
- JFE Steel Corp5 12%
- Godo Steel Ltd4 10%
- Kyoei Steel Ltd4 10%
- Tokyo Steel Manufacturing Co Ltd4 10%
- JFE Bars & Shapes Corp3 7%
- Kobe Steel Ltd2 5%
Counts an asset once per company named as its owner or operator; a joint venture counts for each partner.
When they were built
- 1900s2
- 1920s1
- 1930s5
- 1940s2
- 1950s9
- 1960s9
- 1970s4
- 1980s1
Median commissioning year 1958 · oldest Nippon Kyushu Works (Yawata Area, Tobata) steel plant (1901) · newest Kyoei Steel Nagoya Division (Tokai) (1984) · 33 of 42 carry a start date
Under construction & proposed
- JFE Sendai Works steel plantconstruction
- Nippon Kyushu Works (Oita Area, Oita) steel plantproposed
- Tokyo Steel Kyushu plantconstruction
- Tokyo Steel Okayama plantconstruction
- Tokyo Steel Tahara plantconstruction
- Tokyo Steel Utsunomiya plantconstruction
How Japan compares · iron & steel plants by country
- 1. China458
- 2. India113
- 3. United States90
- 4. Iran56
- 5. Japan42
- 6. Russia31
- 7. Turkey30
- 8. Vietnam28
Frequently asked
- How many iron & steel plants are there in Japan?
- OverWatts maps 42 iron & steel plants in Japan — 3% of the world's mapped total, the 5th-largest national fleet of the 91 countries with any.
- Who owns the iron & steel plants in Japan?
- Nippon Steel Corp is named as owner or operator on the most — 11 of 42 (26%). Next are JFE Holdings Inc (8), JFE Steel Corp (5) and Godo Steel Ltd (4).
- How old are Japan's iron & steel plants?
- The median commissioning year is 1958, across the 33 in service with a known start date. The oldest still listed is Nippon Kyushu Works (Yawata Area, Tobata) steel plant (1901).
- What new iron & steel plants are being built in Japan?
- 6 projects are under construction or proposed. The largest are JFE Sendai Works steel plant, Nippon Kyushu Works (Oita Area, Oita) steel plant and Tokyo Steel Kyushu plant.