Yoshino Power Japan

What Yoshino Power Japan does

Yoshino Power Japan (ヨシノパワージャパン株式会社) is a privately held Tokyo-based energy hardware company that manufactures, supplies, and installs portable power stations and storage batteries. The company's core product is positioned as the world's first solid-state battery portable power station, leveraging solid-state battery chemistry to deliver superior safety (reduced fire risk via elimination of liquid electrolyte), longer lifespan, and improved energy density compared to conventional lithium-ion portable power stations. The product has received Red Dot and IF Design Award recognition.

The company's business model centers on direct-to-consumer hardware sales through its official online store (www.yoshinopower.co.jp), supplemented by a rental service for temporary or trial use cases and a sales partner recruitment program for broader distribution across Japan. Pricing is quote-based and not publicly disclosed; a price increase was announced on 2026-02-02.

Yoshino Power Japan targets two primary customer segments: Japanese municipalities and local governments for disaster preparedness and emergency response applications, and disaster prevention organizations for training and community resilience. A secondary consumer segment is served through the D2C online store. The company's go-to-market relies heavily on event-driven marketing, including participation in disaster prevention fairs (Edogawa 2026), NTT East Japan forums, and Kumamoto earthquake memorial events, alongside dedicated municipal outreach. The company also exhibited at NTT East's Regional Future Co-creation Forum 2026, signaling active engagement with municipal government buyers. No revenue, headcount, or funding data is disclosed in the available source material.

Name

Yoshino Power Japan

Legal name

Yoshino Power Japan (ヨシノパワージャパン株式会社)

Website

https://yoshinopower-jp.com

Company type

Private

Operating status

Operating

Short description

Yoshino Power Japan (ヨシノパワージャパン株式会社) is a Tokyo-based private hardware company that manufactures and sells the world's first solid-state battery portable power stations. It serves Japanese municipalities, disaster prevention organizations, and individual consumers through direct online sales, rentals, and a sales partner program.

Ownership category

akta.pro rank

Product category

Portable Power Stations

NAICS

Battery Manufacturing (33591)

SIC

Electronic & Other Electrical Equipment (No Computer Equip) (3600)

akta.pro primary industry

Batteries & Battery Packs (Rechargeable/Primary, Device-Specific Packs) (CRACATAG)

akta.pro secondary industries

Battery Modules & Packs (Industrial/Commercial pack assembly) (IMAGAHAB), Battery Management Systems (BMS) & Battery Electronics (IMAGAHAC), Solid-State Battery Materials & Cell Manufacturing (EUAFABAH)

Keywords

• Portable power stations
• Solid-state batteries
• Emergency power supply
• Disaster preparedness
• Portable energy storage

Headquarters

HQ city

Tokyo

HQ country

Japan

HQ region

Asia

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Technology or R&D, Operations, Marketing or Sales, Personnel

Revenue model

1. Hardware Sales: Direct sales of portable power stations through official online store and sales partners. One-time purchase revenue model for end customers.
2. Product Rental: Rental services for Yoshino battery portable power stations, providing flexible access for temporary or trial use cases

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels3 records

Core offering

Yoshino Power Japan manufactures and sells solid-state battery portable power stations (固体電池ポータブル電源), marketed as the world's first portable power supply using solid-state battery technology. The products are sold direct-to-consumer through an official online store and via sales partners, with additional product rental services, targeting disaster preparedness, emergency backup power, and outdoor use cases primarily in Japan.

Product overview

Yoshino Power Japan offers a focused portfolio centered on solid-state battery portable power stations, positioning itself as the developer of the world's first solid-state battery portable power supply. The company serves both individual consumers through its official online store and business partners through sales channels. They also provide product rental services and target municipalities for disaster preparedness applications.

Differentiator

Problem solved

Functional benefit

Products and services

• Solid-State Battery Portable Power Supply (固体電池ポータブル電源) World's first solid-state battery portable power station, providing portable energy storage for emergency backup, outdoor activities, and disaster preparedness use cases. Uses solid-state battery chemistry (no liquid electrolyte) for improved safety, longer lifespan, and higher energy density versus conventional lithium-ion portable power stations; designed for individual consumers and organizations needing reliable emergency power.
• Yoshino Battery Portable Power Station Rental Service Rental program for Yoshino solid-state battery portable power stations, providing flexible short-term or trial access to the hardware for consumers, businesses, municipalities, and disaster preparedness users.

Segments2 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• NTT East Japan (NTT東日本)minorGTM or Marketing Partner · 30 January 2026Yoshino Power Japan exhibited at the NTT East Japan Group-organized 'Regional Future Co-creation Forum 2026'. This marketing partnership provided visibility to municipal and local government attendees at the event.

Scale indicators1 record

Recent moves12 records

Expansion highlights6 records

Direct peers

• Goal Zero: Portable solar power and battery station company serving outdoor, emergency, and humanitarian segments. Comparable in portable power station category with overlap in disaster preparedness use cases.
• Jackery: Global portable power station brand with strong retail presence. Competes head-to-head with Yoshino in consumer/emergency portable power, with similar DTC and partner distribution models.
• Bluetti: Portable power station specialist competing in residential backup and outdoor power. Directly comparable product category, customer base, and DTC + partner GTM.
• Anker Innovations (Anker SOLIX): Major consumer electronics brand with SOLIX portable power station line. Overlaps directly with Yoshino on portable power stations, multiple output ports, and fast-charging consumer backup power.
• EcoFlow: Leading global portable power station brand offering Li-ion power stations for consumer, outdoor, and emergency backup use cases. Directly competes with Yoshino in portable power stations across similar channels (DTC, retail) and overlapping customer segments.

Emerging players

• CATL: World's largest battery cell manufacturer actively developing solid-state and next-gen battery technologies. Relevant as both a potential upstream supplier and a long-term competitive threat if it moves into finished solid-state portable power products.

Broad incumbents

• Panasonic (Portable Power / Energy Solutions): Japanese incumbent with deep battery manufacturing heritage and portable/backup power offerings. Competes broadly with Yoshino in Japan and across consumer energy storage, though not specialized in solid-state portable power stations.
• Sony Group (Energy / Battery Business): Japanese conglomerate with battery technology programs and consumer electronics scale. Adjacent competitor with potential to leverage solid-state R&D into portable power products that could rival Yoshino in Japan.
• Honda (Portable Power & eGX): Major Japanese OEM with portable generator and battery-based mobile power products for consumer and worksite use. Overlaps with Yoshino in Japan portable power, particularly for outdoor and emergency use.

Regional players

• Kyocera: Japan-based diversified electronics and energy company with residential and portable power/storage offerings. Comparable as a Japan-domestic energy storage player with overlapping municipal and consumer channels.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat2 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xx.com/yoshino_power

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Yoshino Power Japan