Supplementary Materials for the Financial Results for the Fiscal Year Ending March 2026 | grems,Inc. (3150) timely disclosure

Worth reading

56In focus

0–100. This measures how worthwhile something is to read, not how good or bad the company is.

Direction

Improvement

Direction inferred from the company’s description.

Scale

652

Millions of yen (year-on-year increase in operating profit)

Wording

Conditional

How definitive the wording is.

Contents of this document

Supplementary materials to the earnings reportFiscal year ending March 2026, full year11 items taken from the company’s own explanation

Financial Results Figures (The key points of this material are explained below)

Net Sales¥33,936 million+1.8%

Operating profit¥7,152 million+10.0%

Ordinary income¥7,289 million+9.7%

Net income¥4,896 million+7.4%

Gross Profit Margin34.6%

Operating profit margin21.1%

Full-year earnings forecast

Net Sales

¥37,174 million

Gross profit

¥11,871 million

Operating profit

¥7,900 million

Ordinary income

¥7,928 million

Net income for the current fiscal year

¥5,376 million

What the company explained in this material

Breakdown of Factors Affecting the ChangeReasons cited by the Company for the change in the figures.

Increase in operating profit from the ES business¥498 million
Increase in operating profit from the retail electricity business¥87 million
Improvement in corporate and other common expenses¥65 million
Increase in revenue from higher sales of commercial solar power generation systems¥1,400 million
Decrease in revenue from residential solar power generation systems and storage batteries¥-791 million
Decrease in retail electricity revenue¥-144 million
Increase in gross profit from higher retail electricity sales volume¥569 million
Decrease in gross profit due to market fluctuations¥-873 million
Improvement in gross profit from lower capacity market contribution costs¥622 million

Assumptions Underlying the Business OutlookThe assumptions used by the company in preparing its forecast.

Retail electricity sales volume for the fiscal year ending March 2027727 GWh
Annual utilization rate of grid-scale storage batteries for the fiscal year ending March 202752.7 %
Threshold for passing through costs to customers under the proprietary fuel adjustment fee system13 Approximately yen/kWh
Market price assumed in the plan for the fiscal year ending March 2027Weighted average of TOCOM electricity futures prices as of 1 May 2026 based on the procurement plan

New initiatives

Sequentially bring 6 grid-scale storage battery facilities into operation nationwide
Build a recurring-revenue base centered on the balancing market
Strengthen cross-selling of storage batteries
Proactively invest in personnel for the retail electricity business
Hedge risks through a proprietary fuel adjustment fee system, bilateral power contracts and futures

Key KPIsA metric the company considers important as a management benchmark.

Retail electricity business contracts73,000 units
Year on year against the same period last yearIncreased by 10 thousand from 63 thousand at the end of the previous fiscal year
Cumulative track record of commercial solar power projects6,300 Engagements
Year on year against the same period last yearApproximately 1,800 projects in the fiscal year ending March 2026
Customer-target market penetration rate1 %

Unit price and quantity metricsThese figures show sales broken down by price and volume.

Retail electricity sales volume648,235 MWh
Year on year against the same period last yearIncreased from 621,796 MWh
Fuel adjustment price¥2.84 /kWh
Year on year against the same period last year¥3.66/kWh
Market Prices¥12.22 /kWh
Year on year against the same period last year¥13.54/kWh
Bilateral contract price¥14.22 /kWh
Year on year against the same period last year¥13.25/kWh

Segment results

ES business

Net Sales

¥14,693 million+5.4%

Gross profit

¥7,947 million+5.9%

Operating profit

¥5,032 million+11.0%

Retail electricity business

Net Sales

¥19,242 million-0.8%

Gross profit

¥3,804 million+9.3%

Operating profit

¥2,886 million+3.1%

Corporate and shared administrative expenses

Operating profit

¥-766 million

Financial targets

Equity ratio

Actual results68.0%

Market Size / Share

Low-voltage electricity contracts held by businesses600 ten thousand items
Potential customers60 ten thousand items
Customer-target market penetration rate and share1 %

Capital expenditures

¥1,959 million acquisitions of property, plant and equipment

Annual Dividend

Annual dividend per share¥93

Breakdown

Interim28

End of period65

Payout ratio

40 % approximately; guideline

Contents of this document
Item	Details
Document type	Supplementary materials to the earnings report
Fiscal Period Covered	Fiscal year ending March 2026, full year
Net Sales	¥33,936 million (YoY +1.8%)
Operating profit	¥7,152 million (YoY +10.0%)
Ordinary income	¥7,289 million (YoY +9.7%)
Net income	¥4,896 million (YoY +7.4%)
Gross Profit Margin	34.6%
Operating profit margin	21.1%
Full-year earnings forecast	Net Sales ¥37,174 million / Gross profit ¥11,871 million / Operating profit ¥7,900 million / Ordinary income ¥7,928 million / Net income for the current fiscal year ¥5,376 million
Segment results	ES business Net Sales ¥14,693 million (YoY +5.4%) / Gross profit ¥7,947 million (YoY +5.9%) / Operating profit ¥5,032 million (YoY +11.0%) / Retail electricity business Net Sales ¥19,242 million (YoY -0.8%) / Gross profit ¥3,804 million (YoY +9.3%) / Operating profit ¥2,886 million (YoY +3.1%) / Corporate and shared administrative expenses Operating profit ¥-766 million
Breakdown of Factors Affecting the Change	Factors Increase in operating profit from the ES business / Amount ¥498 million, Factors Increase in operating profit from the retail electricity business / Amount ¥87 million, Factors Improvement in corporate and other common expenses / Amount ¥65 million, Factors Increase in revenue from higher sales of commercial solar power generation systems / Amount ¥1,400 million, Factors Decrease in revenue from residential solar power generation systems and storage batteries / Amount ¥-791 million, Factors Decrease in retail electricity revenue / Amount ¥-144 million, Factors Increase in gross profit from higher retail electricity sales volume / Amount ¥569 million, Factors Decrease in gross profit due to market fluctuations / Amount ¥-873 million, Factors Improvement in gross profit from lower capacity market contribution costs / Amount ¥622 million
Key KPIs	Indicator name Retail electricity business contracts / Value 73,000 units / Year on year against the same period last year Increased by 10 thousand from 63 thousand at the end of the previous fiscal year, Indicator name Cumulative track record of commercial solar power projects / Value 6,300 Engagements / Year on year against the same period last year Approximately 1,800 projects in the fiscal year ending March 2026, Indicator name Customer-target market penetration rate / Value 1 % / Year on year against the same period last year Not disclosed
Unit price and quantity metrics	Indicator name Retail electricity sales volume / Value 648,235 MWh / Year on year against the same period last year Increased from 621,796 MWh, Indicator name Fuel adjustment price / Value ¥2.84 /kWh / Year on year against the same period last year ¥3.66/kWh, Indicator name Market Prices / Value ¥12.22 /kWh / Year on year against the same period last year ¥13.54/kWh, Indicator name Bilateral contract price / Value ¥14.22 /kWh / Year on year against the same period last year ¥13.25/kWh
Assumptions Underlying the Business Outlook	Item Retail electricity sales volume for the fiscal year ending March 2027 / Value 727 GWh, Item Annual utilization rate of grid-scale storage batteries for the fiscal year ending March 2027 / Value 52.7 %, Item Threshold for passing through costs to customers under the proprietary fuel adjustment fee system / Value 13 Approximately yen/kWh, Item Market price assumed in the plan for the fiscal year ending March 2027 / Value Weighted average of TOCOM electricity futures prices as of 1 May 2026 based on the procurement plan
Financial targets	Equity ratio Actual results 68.0% / Target Not disclosed
Annual Dividend	Annual dividend per share ¥93 / Breakdown Interim 28 / End of period 65
Payout ratio	40 % approximately; guideline
Capital expenditures	¥1,959 million (acquisitions of property, plant and equipment)
Market Size / Share	Low-voltage electricity contracts held by businesses 600 ten thousand items, Potential customers 60 ten thousand items, Customer-target market penetration rate and share 1 %
New initiatives	Sequentially bring 6 grid-scale storage battery facilities into operation nationwide, Build a recurring-revenue base centered on the balancing market, Strengthen cross-selling of storage batteries, Proactively invest in personnel for the retail electricity business, Hedge risks through a proprietary fuel adjustment fee system, bilateral power contracts and futures

Items this document does not state (11)

Selling, general and administrative expensesResults for the three months of the current quarterProgress against full-year forecastSelf-assessment against the planNumber of stores and locationsNumber of employeesRisk amount incorporated into the outlookMedium-term management plan targetsAcquisition of treasury sharesOrders received and order backlogKey points of the Q&A

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

Profit increased due to expanded sales of commercial solar power generation systems, an increase in the number of retail electricity contracts, higher sales volume and lower capacity market contribution costs, among other factors. Revenue from residential solar power generation systems and storage batteries declined due to reduced sales to general consumers.

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