Summarises the October 2026 price comparison between Keiyo Gas and ENEOS Electricity/City Gas. It concludes that ENEOS is cheaper than Keiyo Gas overall for combined electricity and gas plans, and details the differences among the contract patterns and the campaign information.
This article summarises a comparison of the electricity and city gas plans offered by Keiyo Gas and ENEOS across 3 contract patterns: electricity alone, city gas alone, and combined electricity and gas. It concludes that ENEOS Electricity/City Gas is considered cheaper than Keiyo Gas in all three comparisons: electricity alone, city gas alone, and combined electricity and gas.
For electricity, the article compares Keiyo Gas's Usage-Based Lighting plan with ENEOS Electricity's Tokyo V plan by household size. The results indicate that ENEOS is cheaper for all household types, with the difference tending to be larger for family households. Estimates also indicate that ENEOS is cheaper even where the per-unit charges fall within the same category.
For city gas, the article compares ENEOS City's standard plan (KY) with Keiyo Gas's standard tariff and likewise concludes that ENEOS is cheaper. Based on assumed usage levels by household size, it calculates lower monthly charges for ENEOS City than for Keiyo Gas, as well as the annual differences.
For combined electricity and gas, the conclusion is that ENEOS's bundled plan is cheaper for all household types, taking into account the eligibility requirements and discount amounts. The article also summarises the bundled discount conditions in Keiyo Gas's service areas, including Ichikawa, Matsudo and Urayasu in Chiba Prefecture, as well as ENEOS's discount amount, period and eligible areas. It further states that ENEOS Electricity/City Gas is offering a maximum combined annual discount of ¥18,000 through 4 November 2026.