What Blockchain Lock does

Blockchain Lock Inc. (ブロックチェーンロック株式会社), founded in Tokyo in March 2018 by CEO Ken Okamoto, is a privately held Japanese technology company that operates two divisions. The KEYVOX division provides an integrated blockchain- and IoT-powered spatial access management platform combining proprietary hardware (BCL-QR1 QR/PIN keypad, BCL-BX1 LockBox, KEYVOX Locker, KEYBOX Solo private booth) with a cloud platform covering reservation, payment, check-in, and remote key management. Authentication spans QR, PIN, smartphone app, NFC, NFT-based credentials, and Polygon ID zero-knowledge proof via the proprietary KEYVOX Go wallet.

The DX division centers on ScanWagon, a weight-sensor-equipped smart shopping cart deployed at major Japanese supermarkets to eliminate checkout queues, and offshore-backed custom development services for major financial institutions and telecom carriers. Adjacent offerings include CoinDirect (zero-fee stablecoin payments accepting JPYC Prepaid, USDT, USDC, EURC), UnlockOS (browser-based per-use check-in and metering), and BCL Blockchain-as-a-Service infrastructure. The company is headquartered in Chiyoda-ku, Tokyo, with a Gotanda showroom, holds 305M JPY in registered capital, and counts TIS Inc. and Nomura Research Institute as seed-stage investors. Revenue is not publicly disclosed.

Name

Blockchain Lock

Legal name

ブロックチェーンロック株式会社

Website

https://blockchainlock.com

Company type

Private

Founded year

2018

Operating status

Operating

Headcount range

11–50 employees

Short description

Blockchain Lock Inc. is a Tokyo-based IoT and blockchain company providing the KEYVOX platform of QR/NFT/DID smart locks, smart lockers, smart shopping carts, and stablecoin payments for hospitality, real estate, retail, and enterprise customers in Japan.

Ownership category

akta.pro rank

Product category

Smart Access Control & IoT Platform

NAICS

Security Systems Services (except Locksmiths) (561621)

SIC

Auto Controls For Regulating Residential & Comml Environments (3822)

akta.pro primary industry

Authorization & Permissions (delegation, allowances, capability-based access, session keys) (FSAPACAJ)

akta.pro secondary industries

Tokenization Platforms (RWA, Securities, Funds) (FSAGAMAA), On-Chain Payments & Stablecoin Infrastructure (Issuance, Rails, Treasury) (FSAGAMAD), Compliance Identity & KYC/KYB for Wallets (on-chain identity, reusable KYC, travel rule tooling) (FSAPACAL)

Keywords

• Smart lock systems
• IoT access control
• Blockchain identity
• Smart locker solutions
• Stablecoin payments

Headquarters

HQ city

Uchisaiwaicho

HQ country

Japan

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. Hardware Sales (KEYVOX Devices): Sale of proprietary IoT devices including BCL-QR1 (from 107,800 JPY), BCL-BX1 LockBox (9,900 JPY), smart lockers, and KEYBOX Solo (approx. 1 million JPY). Hardware sales combined with SaaS subscription.
2. SaaS / Platform Subscription (KEYVOX Cloud): Monthly subscription for KEYVOX cloud platform managing reservations, access control, check-in, and device management. Hybrid model combining hardware sales with recurring SaaS revenue.
3. DX Development Services: Custom development services for enterprise clients including DX transformation projects for major financial institutions and telecom carriers. Leverages offshore partner company with 2,000-person capacity.
4. CoinDirect Stablecoin Payments: Transaction-based revenue via stablecoin payment platform. Sellers receive funds directly with no intermediary fee (minimal network fee applies).
5. KEYBOX Solo (Private Booth) — Multiple Plans: Private booth solution with three pricing options: Outright purchase (~1 million JPY), 2-year rental plan (66,000 JPY/month), and revenue-share plan with BCL.
6. UnlockOS Per-Transaction Fee: Pay-per-use model: 25 JPY per check-in transaction. Zero initial cost and zero monthly fee for KEYVOX API integration.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels6 records

Core offering

Blockchain Lock develops and sells the KEYVOX integrated space-sharing platform, combining proprietary IoT hardware (BCL-QR1 QR/PIN keypad, BCL-BX1 LockBox, KEYVOX Locker, KEYBOX Solo booths, ScanWagon smart carts) with cloud software for reservation, payment, check-in, and access management. The platform uniquely integrates Web3 authentication via Polygon ID zero-knowledge proofs, NFT-based unlocking, and the CoinDirect stablecoin payment rail, and is sold primarily to enterprises in hospitality, real estate, retail, and DX development for financial institutions and telecom carriers.

Product overview

Blockchain Lock operates two main business divisions: KEYVOX (smart access) and DX (digital transformation). KEYVOX is an integrated space-sharing platform combining hardware devices and software, providing QR-code-based smart lock access (BCL-QR1), cloud-managed smart lockers (KEYVOX Locker), physical key storage (BCL-BX1 LockBox), NFT check-in authentication, Polygon ID zero-knowledge proof identity verification, and proprietary KEYVOX Go digital wallet — all unified under one reservation, payment, and access control system. The DX division centers on ScanWagon smart shopping carts for retail, alongside offshore custom development services. Additional offerings include CoinDirect stablecoin payment platform, UnlockOS browser-based check-in and metering payment app, blockchain infrastructure (BCL Blockchain as a Service, NFT Platform, Digital Wallet, BCL Explorer), AI research publications, and IoT consulting.

Differentiator

Problem solved

Functional benefit

Brands

• KEYVOX: Integrated platform for space sharing combining services and IoT devices, managing room keys, lockers, reservations, payments, and check-ins via QR code and other authentication methods.
• KEYVOX Locker
• BCL-QR1
• ScanWagon
• UnlockOS
• CoinDirect
• BCL NFT Platform
• BCL-BX1 LockBox
• KEYBOX Solo
• KEYVOX Go
• BlockchainLock Research

Products and services

• KEYVOX Platform Integrated space-sharing platform managing key access, reservations, payments, identity verification, and check-in for physical spaces. QR code serves as the primary authentication method for unlocking smart locks and lockers. Targets accommodation, real estate, and shared space operators.
• BCL-QR1 QR/PIN Authentication Device Hardware keypad device enabling QR-code and PIN-based unlocking of electrical locks, automatic doors, and smart locks. Supports up to 1,000 online PIN/QR registrations and unlimited offline QR codes; waterproof and operable without internet.
• KEYVOX Locker (Smart Locker System) Cloud-managed smart locker system for enterprises and public facilities. Handles parcel delivery, temporary storage, and access management integrated with the KEYVOX platform.
• BCL-BX1 LockBox Physical key storage box that unlocks via smartphone app, QR code, or PIN. Operates standalone or paired with BCL-QR1 for networked multi-box control. Powered by 2 AA batteries with ~10-month battery life.
• ScanWagon Smart Shopping Cart Scan-type smart shopping cart with built-in weight sensor for retail DX. Eliminates checkout wait times, improves customer experience, and streamlines store operations for supermarkets and retail chains.
• CoinDirect Stablecoin Payment Platform Stablecoin-focused payment platform with zero transaction fees for sellers. Accepts JPYC Prepaid, USDT, USDC, and EURC; sellers receive same-currency settlement instantly in their wallet. Includes cashback/loyalty program functionality.
• UnlockOS Browser-based check-in and payment application for accommodation, time-based rental, and unmanned stores. Features industry-first exit-based pricing metered billing, UnlockPass for multi-facility access with OTP, and supports credit card, Apple Pay, Google Pay, and PayPay via Stripe.
• KEYBOX Solo Private Booth Individual private booth for co-working spaces, offices, and retail dead-space monetization. All-in-one with integrated smart lock, reservation, and payment. Available at approximately ¥1,000,000 purchase, ¥66,000/month rental, or revenue-share model.
• NFT Platform (BCL NFT) Platform enabling NFT-based space unlocking (NFT check-in), allowing NFT holders to authenticate access using their digital wallet as tickets, membership credentials, or service passes. Also supports enterprise NFT issuance, transfer, claiming, settlement, and reporting.
• KEYVOX Go Digital Wallet Proprietary digital wallet developed by Blockchain Lock, integrating Polygon ID Wallet SDKs for zero-knowledge proof authentication and NFT/digital asset management supporting access control.
• BCL Blockchain as a Service (BaaS) Customizable blockchain infrastructure platform packaged from internally developed systems. Provides plug-and-play or tailored blockchain solutions for businesses considering digital asset and token-based value transfer. Includes the BCL public blockchain (BCL Chain), NFT minting/transfer/reporting, digital wallet solutions, and the BCL Explorer block explorer.
• Custom DX Development Services Offshore-partner-enabled custom development services for DX projects including financial institution information systems and telecom carrier Web3 projects. Supports up to 2,000-person-scale offshore development capacity.
• IoT Consulting IoT business consulting leveraging 8 years of KEYVOX business experience. Includes hardware manufacturing factory selection and supply chain support for accelerating clients' IoT businesses.

Quantifiable outcome

• No app download required for guest check-in — QR/PIN-based unlocking
• +4 more outcomes

Named customers7 records

Segments5 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration13 records

AI capability7 records

Feature9 records

Partnerships

Seven partnerships are on record, tiered minor, core and core / flagship.

• 日本ロック・セキュリティ協会 (Japan Lock & Security Association)minorStrategic or Co-development Partner · 23 October 2025BCL became a supporting member of the Japan Lock & Security Association, enabling stronger coordination with locksmiths and installation companies nationwide. Association supports member education, joint purchasing, and security promotion activities.
• CANDY HOUSE JAPAN株式会社coreTechnology or Integration · 19 May 2025CANDY HOUSE JAPAN provides the SESAME smart lock series. BCL-QR1 directly integrates with SESAME via Bluetooth, adding SESAME as an official KEYVOX-compatible device. Enables fast cloud-connected unlocking for SESAME-equipped facilities through KEYVOX platform.
• JPYC株式会社 (JPYC Inc.)coreTechnology or Integration · 12 March 2025JPYC is Japan's domestic stablecoin issuer. JPYC Prepaid is accepted as a payment method on CoinDirect platform, enabling Japanese users to pay with Japanese yen-backed stablecoin. CoinDirect allows sellers to receive JPYC directly without exchange conversion.
• Polygon Labscore / flagshipTechnology or Integration · 9 May 2023BCL is the first global official partner for Polygon ID's zero-knowledge proof authentication protocol. KEYVOX Go wallet integrates Polygon ID Wallet SDKs, enabling privacy-preserving door unlocking via ZK Proof without revealing personal information.
• 大都開発株式会社 (Daitai Kaihatsu Co., Ltd.)minorStrategic or Co-development Partner · 19 April 2023Operator of Katashina Kogen Ski Resort in Gunma Prefecture. BCL provided NFT platform for Katashina NFT — 768 NFT collection sold as ski resort membership passes with seasonal perks. First commercial deployment of BCL's NFT check-in platform.
• レンティオ株式会社 (Rentio)minorOthersRentio operates a rental service for cameras, electronics, and outdoor gear. Adopted BCL's IoT smart locker system for unmanned pickup of pre-booked rental items at locker locations. Featured in Nikkei Shimbun coverage.
• Offshore Development Partner (2,000-person capacity)coreOthersOffshore partner company with 2,000-person development capacity handles BCL's custom development projects for enterprise clients including major financial institutions and telecom carriers.

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• CANDY HOUSE (SESAME): Japan-based smart lock maker whose SESAME product line is a direct competitor in the Japanese smart access market. BCL-QR1 integrates directly with SESAME, highlighting the tight product overlap in smart lock hardware and access management.
• SwitchBot: Asia-focused smart home and smart lock company whose locks are WebAPI-compatible with BCL-QR1. SwitchBot targets overlapping customer segments (rental, hospitality, smart home) with comparable hardware-plus-app access solutions.
• Igloohome: Singapore-based smart lock and access management company focused on short-term rental, property management, and hospitality. Highly comparable business model targeting the same contactless access use cases as KEYVOX.
• RemoteLock: Cloud-based access management platform supporting multiple smart lock brands with remote code generation and management. Comparable software-centric, multi-brand access approach serving vacation rental and commercial property use cases.
• Kisi: Cloud access control platform for commercial real estate and coworking spaces with mobile credentials and remote management. Comparable software-first smart access model targeting flexible workspace operators, an overlap with BCL's share office customer segment.
• Latch (now DOOR): Smart building access platform with hardware and SaaS components for multifamily and commercial real estate. Comparable hardware-software integrated access model targeting property managers and developers.
• Coinbase Commerce: Stablecoin/crypto payment platform for merchants. Most direct comparable to CoinDirect, both targeting merchant adoption of digital asset payments with simplified settlement.

Broad incumbents

• Brivo: Established cloud-based physical access control provider serving enterprise and multi-site commercial customers. Operates at greater scale across a broader portfolio, competing in the same access management category as KEYVOX.
• ASSA ABLOY: Global leader in access solutions with broad lock, door, and identification portfolio. Represents the incumbent competition in physical access control that BCL's Web3-native approach attempts to differentiate against.

Regional players

• JPYC Inc. Japan's domestic yen-pegged stablecoin issuer and BCL partner. While a partner, JPYC represents the regional stablecoin infrastructure layer that CoinDirect sits on top of, making it a peer in the Japanese digital payment value chain.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/blockchainlock
• YouTubeyoutube.com/blockchainlock
• Facebookfacebook.com/blockchainlock
• LinkedInlinkedin.com/company/blockchain-lock

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds1 record

Investors2 records

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 Blockchain Lock