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
26 Eskom 3.4k 34.3 50.0% Energy
27 EnBW 3.3k 37.7 37.4% Energy
28 Centrica 3.2k 46.6 45.2% Energy
29 Good Energy 3.1k 42.3 48.9% Energy
30 Enedis 3k 37.4 43.8% Energy
31 Essent 2.6k 43.4 49.9% Energy
32 Enel X 2.6k 37.3 40.4% Energy
33 Statkraft 2k 39.8 0.0% Energy
34 Gewiss 1.8k 37.2 43.4% Energy
35 Repower 1.8k 37.2 43.3% Energy
36 Électricité de France 1.5k 34.2 56.6% Energy
37 Antora Energy 1.3k 37.6 46.6% Energy
38 SSE plc 1.3k 44.1 45.5% Energy
39 Eni Plenitude 926 37.2 43.3% Energy
40 Verbund AG 909 37.4 48.0% Energy
41 Direct Energy 858 45.2 47.2% Energy
42 Kerala State Electricity Board 773 32.2 18.2% Energy
43 Wien Energie 720 37.0 48.4% Energy
44 SMA Solar Technology 662 40.9 0.0% Energy
45 Ambit Energy 658 42.1 65.6% Energy
46 Enercity 656 36.1 57.3% Energy
47 Ecotricity 646 42.5 48.8% Energy
48 Stadtwerke Düsseldorf 596 37.3 48.6% Energy
49 UK Power Networks 564 33.3 36.5% Energy
50 Italgas 550 37.3 49.6% 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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