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Tokyo Energy & Systems (1945) · FactSales to Tokyo Electric Power Holdings increased, while its share of total sales declined.

Concentration of Major Sales in the Tokyo Electric Power Group

First written in FY2017. 1 of 11 entries say "Cited as achieved", first in 2026-06-04. Latest entry: FY2026.

11entries
10years
1from disclosures
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How it moved
ProgressHeldSoftenedWorseOtherFY2017 – FY20262017: 120172018: 120182019: 120192020: 120202021: 120212022: 120222023: 120232024: 120242025: 120252026: 22026
Same theme, other companies
Sales concentration and dependence on specific major customersA theme 196 companies write about · 205 as a headwind · 1 as a tailwind

The whole theme swung hardest in 2017: 12 of 76 companies on the "Worse" side.

62 other companies' latest entry also says "Other".

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Showing 14 of the 191 companies compared. The sentences above are computed from all 191.Comparing 200 of the theme's 206 threads.
Full recordFilings, disclosures and news, newest first
  1. FY2026Sales to Tokyo Electric Power Holdings increased, while its share of total sales declined.Annual report

    「Tokyo Electric Power Holdings Co., Ltd. 9,371 13.8 11,044 13.3」

    Sales to Tokyo Electric Power Holdings increased from ¥9,371 million to ¥11,044 million, while its share of total sales declined from 13.8% to 13.3%.
  2. 2026-06-04Cited as achievedGovernance

    「The group is an important business partner, accounting for 23.5% of our revenue. However, when entering into construction contracts and other agreements, prices are determined after negotiations, taking market prices and other factors into account.」

    Discloses that the group comprising Tokyo Electric Power Company Holdings,Incorporated and its 3 wholly owned subsidiaries accounts for 23.5% of revenue and has business relationships involving power-related equipment construction.
  3. FY2025Lower concentration of sales among major customersAnnual report

    「Tokyo Electric Power Holdings Co., Ltd. 9,371 13.8」

    Tokyo Electric Power Holdings was the only major customer accounting for 10% or more of sales, with a 13.8% share. Mitsubishi Heavy Industries and JERA, which had each exceeded 10% in the previous fiscal year, declined to 7.0% and 4.1%, respectively.
  4. FY2024Updated sales composition for the 3 major customersAnnual report

    「Tokyo Electric Power Holdings Co., Ltd. ¥17,294 million 19.5%; Mitsubishi Heavy Industries, Ltd. ¥15,733 million 17.8%; JERA Co., Inc. ¥10,082 million 11.4%」

    The sales shares of the 3 major customers were Tokyo Electric Power Holdings 19.5%, Mitsubishi Heavy Industries 17.8%, and JERA 11.4%.
  5. FY2023Updated sales composition for the 3 major customersAnnual report

    「Mitsubishi Heavy Industries, Ltd. 19.5%; JERA Co., Inc. 18.7%; Tokyo Electric Power Holdings Co., Ltd. 15.8%」

    The 3 major customers were Mitsubishi Heavy Industries, JERA, and Tokyo Electric Power Holdings, with sales shares of 19.5%, 18.7%, and 15.8%, respectively.
  6. FY2022Updated sales composition for the 3 major customersAnnual report

    「Mitsubishi Heavy Industries, Ltd. ¥19,507 million 26.9%; JERA Co., Inc. ¥11,857 million 16.3%; Tokyo Electric Power Holdings Co., Ltd. ¥9,225 million 12.7%」

    The 3 major customers were Mitsubishi Heavy Industries, JERA, and Tokyo Electric Power Holdings, with sales to Mitsubishi Heavy Industries the largest at 26.9%.
  7. FY2021Updated sales composition for the 3 major customersAnnual report

    「JERA Co., Inc. 13,736 23.1; Tokyo Electric Power Holdings Co., Ltd. 11,875 20.0; Mitsubishi Power, Ltd. 6,024 10.1」

    The sales shares of the 3 major customers were JERA 23.1%, Tokyo Electric Power Holdings 20.0%, and Mitsubishi Power 10.1%.
  8. FY2020Updated the major-customer compositionAnnual report

    「Tokyo Electric Power Holdings Co., Ltd. ¥14,392 million 21.6%; JERA Co., Inc. ¥11,808 million 17.8%; Mitsubishi Hitachi Power Systems, Ltd. ¥10,641 million 16.0%」

    The Company disclosed Tokyo Electric Power Holdings, JERA, and Mitsubishi Hitachi Power Systems as its 3 major customers, with JERA newly becoming a customer accounting for more than 10%.
  9. FY2019Updated sales composition for the 3 major customersAnnual report

    「Tokyo Electric Power Holdings Co., Ltd. ¥16,989 million 24.7%; Tokyo Electric Power Fuel & Power, Inc. ¥13,783 million 20.1%; Mitsubishi Hitachi Power Systems, Ltd. ¥8,935 million 13.0%」

    Tokyo Electric Power Holdings, Tokyo Electric Power Fuel & Power, and Mitsubishi Hitachi Power Systems remained the 3 major customers accounting for more than 10% each, while Mitsubishi Hitachi Power Systems' share increased to 13.0%.
  10. FY2018Mitsubishi Hitachi Power Systems added as a major customerAnnual report

    「Tokyo Electric Power Holdings Co., Ltd. ¥19,694 million 28.7%; Tokyo Electric Power Fuel & Power, Inc. ¥15,492 million 22.5%; Mitsubishi Hitachi Power Systems, Ltd. ¥7,117 million 10.4%」

    In addition to two Tokyo Electric Power Group companies, sales to Mitsubishi Hitachi Power Systems exceeded 10%, and it was disclosed as a major customer.
  11. FY2017First statedAnnual report

    「Tokyo Electric Power Holdings Co., Ltd. ¥20,648 million 28.1%; Tokyo Electric Power Fuel & Power, Inc. ¥17,516 million 23.8%」

    Sales to Tokyo Electric Power Holdings and Tokyo Electric Power Fuel & Power accounted for a combined 51.9% of sales for the period, making the Tokyo Electric Power Group a major customer.
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Tokyo Energy & Systems's next results are scheduled for 2026-11-05. Read the earnings preview It last moved in the Governance of 2026-06-04: "Cited as achieved".
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Concentration of Major Sales in the Tokyo Electric Power Group | TOKYO ENERGY & SYSTEMS INC. (1945) | Komori