Energy Infrastructure Developer

We deliver battery-optimal sites
that minimize grid interconnection costs,
fully developed and ready to go.

Projects with completed interconnection studies and confirmed grid connection costs,
delivered through rights transfer.
Our neutral technical PM supports your investment decisions.

143GW
Interconnection Applications
(June 2025)
~170MW
Actually Connected
(0.01% of Total)
20%
LDA Round 2
Battery Award Rate
11,134JPY/kW
Capacity Market Round 5
Settlement Price
✓ Interconnection Studies Completed ✓ Nationwide Battery Site Discovery
✓ Independent of Any Manufacturer or EPC

Grid Battery Market: Policy-Backed Entry Opportunity

Two revenue models are now established: 20-year fixed income through the Long-term Decarbonized Power Source Auction (LDA), and full merchant through JEPX, balancing, and capacity market stacking. Entry into the battery business is accelerating.

143GW
Interconnection Applications
As of June 2025. Increased ~1.5x from 95GW the previous year
Source: METI Stationary Battery System Study Group
~170MW
Actually Connected
Less than 0.01% of applications. 99.99% stalled at development stage
Source: OCCTO Grid Information
20%
LDA Battery Award Rate
LDA Round 2. Only 1 in 5 bids awarded. Highlights scarcity of quality projects
Source: OCCTO Award Results (Published April 2025)
11,134JPY/kW
Capacity Market Round 5
All-time high. Tailwind for battery revenue stacking
Source: Capacity Market Main Auction Results

The Barrier to Battery Business Entry is "Initial Development"

Many companies with capital and business ambition cannot enter because the initial development hurdles are too high.

BARRIER 01

Site Selection

Sites with sufficient grid capacity (reverse and forward flow) within 300m of transmission infrastructure are extremely limited nationwide. This distance dramatically impacts interconnection costs.

BARRIER 02

Grid Interconnection

3-6 months from application to response. Cases where results are unfavorable or construction costs are several times estimates are not uncommon, with constant sunk cost risk.

BARRIER 03

Business Decisions

LDA bidding strategy, merchant revenue assessment, EPC selection, subsidy application timing. The decision axes needed for commercialization are numerous — impossible to proceed without in-house expertise.

Science X Site Discovery Method

We complete all initial development at our own risk. Delivering confirmed development rights packages.

1
Candidate Site Selection
Science X
2
Grid Capacity
Pre-verification
Science X
3
Landowner
Pre-negotiation
Science X
4
Interconnection Application
→ Response
Science X
5
Acquire Rights
Package
Client

Two Core Strengths

01

Site Discovery Capability

Grid capacity x proximity to transmission infrastructure x landowner cooperation. We discover sites where all three conditions are met, using proprietary methods nationwide.

  • Screening with public grid data + proprietary database
  • Network of local real estate agencies nationwide
  • Risk elimination through pre-consultation with grid operators
  • Track record of reducing interconnection costs to 1/10 of typical levels
02

Neutral Technical PM

We specialize in development rights transfer and do not manufacture, construct, or operate batteries. This independence enables neutral technical oversight.

  • Third-party verification of EPC cost estimates
  • Comparative evaluation of battery technologies per project
  • Independent technical second opinion for cross-industry entrants
  • Not dependent on any specific manufacturer or EPC

Post-Acquisition Roadmap

Acquiring development rights is not the goal — it is the starting line for commercialization.

Rights Acquisition
From ScienceX
2
EPC Selection
Basic Design
3
Subsidy Application
Revenue Strategy
4
Construction
Grid Connection
5
Commercial Operation
Revenue Generation

Science X continues to support you after rights transfer, introducing optimal partners across EPC, aggregator, and finance domains.

Aggregator

Aggregator

Partners who execute optimal revenue stacking strategies across JEPX, balancing, and capacity markets. Optimizing battery charge/discharge to maximize revenue.

EPC

EPC (Engineering, Procurement & Construction)

Partners who handle design, procurement, and construction as a package. We introduce optimal EPC partners based on project scale and technical requirements, with neutral multi-vendor comparisons.

Cross-Industry Entry into Battery Business Accelerating

Companies from outside the energy industry are increasingly entering the grid-scale battery business. The common approach: acquiring fully developed projects.

Case A — Healthcare & Consulting

Company unrelated to energy wins 100MW LDA award

A healthcare consulting firm acquired a project with completed interconnection studies and won a large-scale LDA auction award. By acquiring a high-certainty project instead of self-developing, they dramatically compressed time and risk.

→ Simultaneously avoiding development risk and accelerating market entry
Case B — Apparel & Consumer Goods

Three-party structure with aggregator + EPC for battery entry

An apparel company entered the battery business in partnership with an aggregator and EPC. A division-of-labor model that supplements missing energy technology and operational expertise through external partners.

→ All missing capabilities covered by partners. Focusing solely on being the "business owner"
Case C — Startup

600M yen investment, developing multiple projects simultaneously

A food-related startup invested 600 million yen in the battery business, launching development of multiple projects. Leveraging fundraising ability and speed from their core business to secure multiple sites in a short period.

→ Eliminating development burden and maximizing business launch speed

* The above are market trend descriptions based on LDA award results and public information. These are not Science X client case studies.

Available & In-Development Projects

TypeProjectRegionStatusNotes
Turnkey Transfer2MW (High Voltage)TohokuGrid Contract SignedMerchant
Turnkey Transfer
Development Rights
50MW (Extra-High Voltage)ChubuGrid Contract SignedLDA ReadyMerchant
Turnkey Transfer
Development Rights
High Voltage 1-2MW x 86 sitesKanto 39 / Chubu 31 / Kinki 12 / Kyushu 4Deposit PaidMerchant
Development Rights50MW (Extra-High Voltage)TohokuGrid Costs ConfirmedLDA ReadyMerchant
Development Rights~29MW (Extra-High Voltage)TohokuGrid Costs ConfirmedMerchant
Development Rights~31MW (Extra-High Voltage)TohokuGrid Costs ConfirmedLDA ReadyMerchant
Turnkey Transfer47MW (Extra-High Voltage)KyushuGrid Costs ConfirmedLDA ReadyMerchant
Development Rights2MW (High Voltage)KinkiGrid Costs ConfirmedMerchant
In DevelopmentLarge-Scale Project (Extra-High Voltage)TohokuIn ProgressInterconnection study to response stage

Project details (location, interconnection study response, land information, financial simulations, etc.) will be disclosed after an interview and NDA execution.

CEO Profile

Dr. Shinya Nakashima
Shinya Nakashima, Ph.D. | CEO, Science X Inc.

27 years as an analytical chemistry software development engineer. Armed with data analysis and quality management expertise, he pursued a doctoral program while employed and earned his Ph.D. in Engineering. After R&D in biomass energy, he transitioned to energy business development.

Site selection, regulatory permits, business feasibility — he has honed the skillset needed at the "upstream" of energy projects through hands-on experience, and currently focuses on discovering optimal sites for grid-scale battery storage.

Science X has no capital relationships with any specific battery manufacturer or EPC. This is by design. Because we don't bear construction completion responsibility, we can provide truly neutral technical evaluations.

Analytical Chemistry 27 yrsEnergy DevelopmentNeutral Technical PM

Process Overview

From inquiry to rights transfer in 5 steps.

1
Inquiry
Let us know the project scale you're interested in
2
Online Meeting
Project overview presentation (~30 min)
3
NDA Execution
Non-disclosure agreement
4
Detailed Disclosure
Response documents, land info, financial simulations
5
Rights Transfer
Proceed to commercialization

Tailored Proposals for Your Situation

How you engage with the battery business differs by company.

Persona A — Energy Operators

Accelerate Your Project Acquisition

For companies well-versed in grid interconnection and regulations, already pursuing battery business. We deliver projects with completed interconnection studies and confirmed costs, ready to integrate into your business plan immediately.

Persona B-1 — New Market Entrants

With Developed Projects, You're a Business Owner Tomorrow

For companies interested in batteries but unsure where to start. Acquire a fully developed project with end-to-end support including aggregator and EPC partner introductions.

Persona B-2 — Leasing, Funds & Finance

For Those Who Decide by IRR, DSCR & Cash Flow Models

For companies evaluating battery projects as infrastructure investments. With confirmed grid connection costs, cash flow model accuracy is guaranteed for both LDA and full merchant revenue models.

Persona C — Infrastructure Funds & RE Investors

Securing Battery Project Deal Flow

While the solar secondary market is mature, the battery development project market remains undeveloped. Use Science X as your battery project sourcing channel.

Frequently Asked Questions

What exactly are "development rights"?+

This refers to the grid interconnection rights based on the interconnection study response, land lease or ownership rights, and a package of related permits and contracts. By transferring these as a package, the acquirer can start the business from a fully developed state.

50MW+ vs 2MW projects — which suits our company?+

50MW+ is suited for LDA bidding and large-scale merchant strategies, targeting well-capitalized operators. 2MW has lower initial investment and easier access to subsidies, making it ideal for new entrants and pilot projects.

How are development rights priced?+

Pricing is set individually based on project-specific conditions including grid connection capacity, grid construction costs, land conditions, and interconnection study response details. We will explain details during our meeting.

Is technical support available after rights transfer?+

Yes. After rights transfer, we continue to offer EPC selection support, aggregator introductions, and technical second opinions. We support your commercialization continuously from a neutral standpoint.

Can I see materials before a meeting?+

We have overview materials available without NDA. Please indicate "overview materials requested" on the inquiry form.

Can a company with zero battery expertise enter this business?+

Yes. After acquiring a developed project, we introduce proven partners across EPC, aggregator, and finance domains. You can enter as a "business owner" even without technical expertise.

Knowledge Articles

Curated information for those considering entry into grid-scale battery business.

Column 18 — NEW

BESS Insurance Design

Solar's "movables + BI" package doesn't transfer to battery storage. Six insurance layers — property, machinery, BI, liability, cyber, theft — with insured-value design, BI indemnity criteria, and premium benchmarks.

Column 17

Aggregator Fees: "Gross vs Net"

Same 5% rate creates million-yen annual differences depending on calculation base. 3-market payment flows, 5 global contract models, and why operational quality outweighs fee rates.

Column 16

Regional Balancing Market Settlement Results

EPRX data analysis by 9 utility areas. Primary regulation shortfall rates, settlement prices, 48-slot results and capacity market regional prices.

Column 15

Understanding the 5 Balancing Market Products

Primary through tertiary regulation, composite products, offline slots. Online vs. offline differences. Impact of day-ahead trading and price cap reductions.

Column 14

JC-STAR Certification and Battery Business

METI/IPA IoT security certification impact on grid connection, subsidies, procurement, and compatibility with overseas hardware.

Column 13

Complete Battery Storage Development Roadmap

All 13 steps from site selection to grid connection. Complete guide to battery-specific development processes distinct from solar.

Column 12

Can the Full Merchant Strategy Work?

Economics of 3-market stacking without LDA dependence. IRR 10%+ potential and risk assessment criteria.

Column 11

Non-Firm Connections and Curtailment Risk

Nearly all battery projects use non-firm connections. Revenue impact and latest market participation developments.

Column 10

Noise Risk at Battery Sites — Overlooked "Nighttime Standards"

Cooling fan and PCS noise vs. zoning district nighttime regulations. Soundproofing measures and cost considerations.

Column 09

New Interconnection Rules — April 2026 "Capacity Hoarding" Countermeasures

Increased deposits and mandatory land title submissions. How elimination of hoarding further increases scarcity of developed projects.

Column 08

How Development Rights Are Priced

Price components and buyer value evaluation framework. Grid costs, land, and development risk premium.

Column 07

20-Year Battery Cash Flow Structure — IRR & DSCR Framework

LDA-type vs. merchant-type cash flow model differences. Essential IRR and DSCR framework for investment decisions.

Column 06

Equipment Changes After Interconnection Response — What Changes, What Doesn't

Can you change battery manufacturer after response? Criteria for when reapplication is or isn't required.

Column 05

30MW+ vs 2MW — Complete Business Model Comparison

Extra-high vs. high voltage. How scale differences impact revenue structure, risk profile, and investment recovery.

Column 04

Why Grid Interconnection Costs Vary 10x

Same capacity, but site selection causes 10x cost variation. Technical analysis of the structural cost factors.

Column 03

Main Auction vs LDA — What's Different?

Structural differences between capacity market Main Auction and LDA. Which is more advantageous for battery operators.

Column 02

Three Battery Revenue Sources — JEPX, Balancing & Capacity Markets

Wholesale, balancing, and capacity markets. Complete overview of "revenue stacking" combining three markets.

Column 01

What Is the Long-term Decarbonized Power Source Auction (LDA)?

A government program guaranteeing 20 years of fixed revenue. LDA mechanism and award conditions for the battery business.

Start with Our Project Overview Materials

NDA-free overview materials available.
We provide information tailored to your stage of battery business evaluation.

Contact Us →

s@scix.co.jp | 03-6403-4095 | 090-6528-2106