Top list · Japan

Top 94 Energies in Japan

This curated ranking covers the 94 largest energies in Japan, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. E.ON, OVO and Duracell lead the list with a combined estimated audience of 459k people. Across all 94 entries the average audience size is 12k, and the largest, E.ON, reaches around 207k people in Japan. Audience size is the estimated number of unique people in Japan who actively engage with each energy, derived from search demand signals. Rankings reflect search-behavior signals collected across Japan and are refreshed weekly.

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How to read this list

Rank

Position in the Top 94, sorted by audience size from largest to smallest. Updated weekly.

Audience size

Estimated number of unique people in Japan who actively engage with this audience, derived from anonymized search-behavior signals.

Country share

Share of the global audience that is active in Japan. A higher value means the audience is more locally concentrated here.

Avg age

Average age in years across the people who engage with this audience in Japan, derived from anonymized search-behavior signals. A dash means demographic data is not yet available.

Female share

Share of women among the people who engage with this audience in Japan. 50% is gender-balanced; values above mean female-skewed, below mean male-skewed.

Ranking

Rank Audience Audience size Avg age Female share Subtype
51 Inox Wind 447 35.9 29.1% Energy
52 BS Energy 426 37.0 50.0% Energy
53 GDF Suez 377 32.3 78.4% Energy
54 RheinEnergie 358 37.7 46.7% Energy
55 Solarlux 358 37.6 35.9% Energy
56 E.ON UK 350 40.7 52.6% Energy
57 CityFibre 343 37.4 48.0% Energy
58 Sorgenia 334 37.6 46.8% Energy
59 Stadtwerke München 320 34.9 41.8% Energy
60 Gruppo Hera 289 37.7 45.2% Energy
61 Hep Global 288 37.8 45.4% Energy
62 MVV Energie 286 37.5 48.1% Energy
63 Wiener Netze 286 37.0 48.4% Energy
64 Avacon 286 37.3 49.9% Energy
65 Westenergie 286 37.3 49.9% Energy
66 Badenova 285 37.3 48.9% Energy
67 Stadtwerke Karlsruhe 285 37.2 48.3% Energy
68 Energiekontor 283 36.7 45.5% Energy
69 Eprimo 269 37.4 49.9% Energy
70 EnerGas 261 37.2 48.2% Energy
71 Nippon Oil 241 46.4 25.4% Energy
72 Ørsted 239 37.8 46.4% Energy
73 Energiequelle 238 37.4 50.3% Energy
74 Stadtwerke Flensburg 237 37.2 48.3% Energy
75 NRG Energy 214 35.8 76.8% Energy

Want the full picture for any of these audiences?

Open any profile to see psychographics, top regions, peer affinities and demographic splits — all derived from the same anonymized signals.

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Frequently asked questions

How is this Top 94 list compiled?

Rascasse aggregates anonymized search-behavior signals across Japan and ranks each energy by its estimated audience size. Only entries with at least 5 measured entities are listed.

How often is the list updated?

The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.

What is the largest energy in Japan?

E.ON currently leads with an estimated audience of 207k people in Japan.

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