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JALCO funds first operating battery-storage stake with ¥1bn related-party bond

The catch: JALCO is using a one-year 3 per cent bond fully taken by a company owned by its chief executive to fund part of a 24.5 per cent stake in six grid battery sites, while the actual purchase price and near-term earnings impact remain undisclosed.

Jun 30, 20263 min read
Illustration of several grid battery storage sites with container units, transformers and power lines.

JALCO Holdings is using a chief-linked bond to move quickly into operating battery assets. The company said it will issue a ¥1bn unsecured private bond, paying 3.0 per cent and maturing on June 29, 2027, then use the proceeds plus its own cash to buy a 24.5 per cent silent partnership interest in Japan Power Storage 1, a vehicle holding six high-voltage battery sites across Tohoku, Chubu and Kanto. Each site is 2MW/8MWh, for a combined 12MW/48MWh, and four are already grid-connected. JALCO says this is its first acquisition of an interest in operating-stage grid battery assets.

The financing route is the real tell. The entire bond is being taken by Catalyst, a company wholly owned and led by JALCO president Junichi Tanabe, making it a related-party transaction. JALCO says the board, including independent directors, reviewed the need for the deal and the reasonableness of the terms, an internal committee made up of an outside lawyer and CPA also reviewed it, and Tanabe did not take part in the board discussion or vote. The company argues this short-dated debt is better suited to a deal closing now than bank borrowing or equity-style funding, and contrasts it with a separate ¥5bn convertible-bond fundraising announced a day earlier, whose cash is due in mid-July and is framed as longer-term growth capital.

Bond and battery stake at a glance
JALCO said the actual acquisition price is confidential and that bond proceeds plus its own cash will fund the purchase.
FeatureDetail
Bond size¥1bn
Coupon3.0%
MaturityJune 29, 2027
Bond buyerCatalyst, wholly owned and led by Junichi Tanabe
SecurityUnsecured, unguaranteed
Funding usePurchase of a 24.5% silent partnership interest in Japan Power Storage 1
PortfolioSix high-voltage battery sites across Tohoku, Chubu and Kanto
Capacity2MW/8MWh each, about 12MW/48MWh total
Connection statusFour connected, two scheduled by end-July 2026
Disclosed purchase priceNot disclosed

JALCO’s pitch is that a fast-closing debt cheque buys faster exposure to the balancing market. The SPC’s main revenue source is expected to be balancing-market services, with wholesale power arbitrage and capacity-market income as supplementary earnings lines. The company says that, in current market conditions, a single 2MW/8MWh site can in some cases produce about ¥360mn in annual revenue once it enters the balancing market. On that illustrative basis, the six-site portfolio would generate about ¥2.16bn of revenue, and JALCO’s 24.5 per cent share would translate into about ¥529mn of revenue and about ¥370mn of annual profit before depreciation and interest. JALCO also says annual interest on the bond will be ¥30mn.

That model is only that, a model. JALCO is not disclosing the purchase price, citing confidentiality and the risk of affecting future negotiations. Instead it offers a market reference range of roughly ¥500mn to ¥1bn before tax for one 2MW/8MWh high-voltage battery site, which would put six similar sites at roughly ¥3bn to ¥6bn and its 24.5 per cent share at about ¥735mn to ¥1.47bn. The company explicitly says those figures are reference points rather than the actual deal economics, and says distributions will depend on market-entry timing, bid results, battery performance, operating costs and aggregator terms. The precise impact on earnings for the year to March 2027 is still under review.

The broader read-through is that JALCO is using a business built around property, financing and consulting to add energy-infrastructure exposure. After this deal, it says the group’s battery-storage exposure will total 74MWh. Separately, it also said it would reclassify two leased amusement properties as inventory for sale while continuing to collect rent for now, showing the group is simultaneously reviewing property holdings and pursuing storage investment.