PLEN Robotics

What PLEN Robotics does

PLEN Robotics株式会社 is a privately held Japanese AI/IoT company founded in June 2017 and headquartered in Osaka. It builds and sells the PLEN Cube — a 7.4 cm edge-AI terminal that performs facial recognition, voice recognition, and conversational synthesis on-device — and packages it into three primary product lines: PLEN Cube Attendance Management for corporate HR/labor use, PLEN Cube School Attendance for educational institutions, and Care Cube, a mental-health/stress-monitoring variant that layers RimTech's Motivel voice analysis engine onto the same hardware to quantify eight emotion indicators from approximately five seconds of speech and predict stress-related incidents roughly two weeks ahead. The company also offers contracted development services, applying its in-house hardware, firmware, and IoT/cloud expertise to custom products such as unmanned-store control systems, EV-charger billing backends, and nursery-school SaaS.

The business model is overwhelmingly SaaS-style subscriptions on top of in-house hardware: enterprise attendance plans are sold at 23,000-100,000 JPY per month across six tier/segment combinations (Web Plan, Face Recognition Plan, Installation Support Plan, each offered at 300+ users and ≤99 users); additional terminals carry 13,000-22,500 JPY per month per device; Care Cube is priced at a 169,000 JPY one-time hardware fee plus a 7,500 JPY/month service fee for 300 users; school attendance is a monthly subscription. Distribution is direct and Japan-only, conducted through website inquiry forms, individual online/in-person briefing sessions, webinars (e.g., August 2024 voice-stress webinar), and equity-crowdfunding investor sessions on FUNDINNO. The customer base disclosed is a mix of traditional inns, nursing-care facilities, hotels, coworking spaces, and a growing list of vocational/graduate schools — a deliberately verticalized B2B mix targeting labor-intensive service industries.

The capital structure is founder-led and lightly capitalized: stated capital stock is approximately 49.7 million JPY, the firm self-describes as 1-10 employees, and the first disclosed external capital event was a May 2024 equity crowdfunding campaign on FUNDINNO following a 2017 ABBALab seed investment of about $90,022. All reported headquarters, engineering, and go-to-market activity is domestic to Japan, with a satellite sales & marketing presence in Tokyo.

Name

PLEN Robotics

Legal name

PLEN Robotics Inc.

Website

https://plenrobotics.com

Company type

Private

Founded year

2017

Operating status

Operating

Headcount range

1–10 employees

Short description

PLEN Robotics develops the PLEN Cube, a compact edge-AI terminal combining 99.15%-accurate facial recognition with RimTech's voice-analysis engine, sold as subscription-based attendance, education, and mental-health monitoring products to B2B customers in Japanese hospitality, healthcare, coworking, and education sectors.

Ownership category

akta.pro rank

Product category

AI Edge Computing Hardware for Workforce Management

NAICS

Software Publishers (51321), Custom Computer Programming Services (541511)

SIC

Services-Prepackaged Software (7372), Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

Real-Time Vision at the Edge (on-device CV/video) (HDAAAJAE)

akta.pro secondary industries

On-Device Inference Runtimes & SDKs (mobile/embedded) (HDAAAJAB), AI/ML Solution Integration & MLOps Enablement (BPAEAAAJ)

Keywords

• Edge AI hardware
• Facial recognition attendance
• Voice stress analysis
• Workforce management automation
• IoT product development

Headquarters

HQ city

Osaka-shi

HQ country

Japan

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. PLEN Cube Attendance Management Subscription: Monthly subscription fees for facial recognition-based attendance management software. Offered in tiers: Web Plan and Face Recognition Plan, with per-device add-ons. Unlimited users (up to plan limits) with flat-rate pricing model enabled by edge computing architecture.
2. Care Cube Mental Health Platform: One-time hardware purchase (169,000 yen/unit) combined with monthly service fees starting at 7,500 yen for up to 300 users. Subscription-based SaaS model for voice-based stress analysis and mental health monitoring.
3. PLEN Cube School Attendance Management: Monthly service subscription for facial recognition-based attendance management at educational institutions. Includes standard cloud database and management application.
4. Custom/Contracted Development Services: Bespoke product development services for enterprise clients, covering concept design, prototyping, mass production, and ongoing maintenance. Revenue generated through project-based contracts for hardware, AI/IoT software, and backend systems.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels11 records

Core offering

PLEN Robotics designs and sells the PLEN Cube — a compact 7.4cm edge AI terminal with built-in facial recognition (99.15% accuracy) and voice interaction — packaged as subscription-based workforce attendance management for enterprises and schools, and as Care Cube (combining PLEN Cube with RimTech's Motivel voice analysis engine) for objective mental health and stress monitoring. The company also provides contracted hardware + AI/IoT product development services to enterprise clients, covering mechanical design, electronic/firmware/software development, and mass production coordination with domestic and international EMS partners.

Product overview

PLEN Robotics offers a portfolio of AI-powered edge computing devices and related services centered on the PLEN Cube platform. The core offering consists of two PLEN Cube variants: the attendance management version (for corporate HR/labor management) and the school attendance version (for educational institutions), both using face recognition for automated clock-in/clock-out and access control. Care Cube is a mental health check product that layers RimTech's Motivel voice analysis engine onto the PLEN Cube hardware to assess employee stress levels from ~5 seconds of speech, with optional integration into the attendance management workflow. In addition to its own product line, the company offers contracted development services (受託開発) applying its robotics, IoT, and AI expertise to custom hardware and software projects for enterprise clients.

Differentiator

Problem solved

Functional benefit

Brands

• Care Cube: Mental health monitoring device that analyzes approximately 5 seconds of voice to detect stress levels and predict mental health issues. Combines PLEN Cube hardware with RimTech's Motivel voice analysis engine.
• PLEN Cube

Products and services

• PLEN Cube Attendance Management (PLEN Cube 勤怠管理版)

Quantifiable outcome

• Facial recognition accuracy of 99.15%, surpassing human visual recognition (~97%)
• +3 more outcomes

Named customers9 records

Segments4 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration7 records

AI capability8 records

Feature5 records

Partnerships

One partnership is on record.

• リスク計測テクノロジーズ株式会社 (Risk Measurement Technologies Co., Ltd. / RimTech)coreStrategic or Co-development Partner · 1 January 2021PLEN Robotics and RimTech entered a business partnership in 2021 to co-develop the Care Cube mental health monitoring product. RimTech provides the Motivel voice analysis engine that analyzes ~5 seconds of conversation voice data to quantify 8 emotional indicators and predict stress levels. The Care Cube product was commercialized on July 3, 2024. As part of product development, a concept validation pilot was conducted at Shonan Kamakura General Hospital in 2021 (Kanagawa Prefecture COVID-19 Robot Implementation Project) and an updated version was validated at Odawara Kamimiyo Care Center in 2022.

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Cyberdyne: Japanese robotics/AI company (HAL exosuit, etc.) tackling labor-shortage problems with AI-assisted hardware. Adjacent to PLEN's robotics-and-AI-for-labor-shortage mission in the Japan enterprise market.
• Cogent (Safran/Idemia-adjacent): Established global face-recognition algorithms provider (now within Idemia/biometrics stack) used by governments and enterprises worldwide. Comparable to PLEN Cube's facial-recognition capabilities but at a global incumbent scale.
• SoftBank Robotics: Japanese robotics/AI subsidiary under SoftBank Group developing service robots (Pepper, Whiz) and AI-driven customer/employee solutions. Broader and better funded than PLEN but competes for AI-robotics enterprise budgets in Japan.
• NEC Corporation: Global Japanese incumbent offering NeoFace facial recognition and a broad biometrics/AI portfolio across public safety, government, and enterprise. Massively larger and broader than PLEN but addresses overlapping face-recognition use cases.

Others

• Bayzleft Consulting (Yayoi Group workforce): Japanese SMB-focused payroll and workforce management vendor (Yayoi Payroll) whose software PLEN Cube integrates with via API. They are an integration partner and adjacent workforce-DX peer rather than a direct competitor.

Direct peers

• KING OF TIME: Japan's leading cloud-based attendance/time-tracking SaaS. PLEN Cube integrates with KING OF TIME (and competes with it for the same attendance clock-in use case) via API, making it the closest direct competitor in the Japanese workforce DX market.
• AI inside: Japanese AI vendor focused on edge AI inference, computer vision, and document AI, including the Learning Center and AI Growth Model platforms. Comparable to PLEN for on-device CV/AI deployments inside Japanese enterprises.
• ABEJA: Japan-based AI/IoT platform serving retail and manufacturing with edge-AI cameras and DX SaaS. Overlaps directly with PLEN's edge-AI terminal model for facial recognition and operational analytics in Japanese enterprise customers.

Emerging players

• Hmcomm: Japanese AI startup specializing in voice/speech recognition and acoustic anomaly detection. Mirrors PLEN's voice-analysis strategy (especially Care Cube via RimTech) with overlapping Japan enterprise voice-AI customers and use cases.
• VAAK: Tokyo-based computer vision startup focused on retail loss prevention and shopper analytics via edge video AI. Comparable to PLEN for Japanese on-device CV deployments but with a retail/loss-prevention focus rather than attendance/wellness.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key highlights7 records

Customer concentration

• Xx.com/plenrobotics
• YouTubeyoutube.com/channel/UCaCBYyagIw4Ox1iY5vZdIbw
• Facebookfacebook.com/plenrobotics
• LinkedInlinkedin.com/company/plen-robotics
• Instagraminstagram.com/plenrobotics

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds1 record

Investors1 record

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 PLEN Robotics