NEWCaplight raises a $16M Series A, led by BlackRock and Fin Capital →
Skip to main content
Caplight Logo









B dot Medical Inc.

B dot Medical Inc.

Private
TokyoHealthcare & Life Scienceshttps://bdotmed.co.jp/

Last Round

Series B

Oct 2, 2025

Total Funding Raised

$21.21M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

B dot Medical Inc. is a medical device company that develops, manufactures, and sells ultra-compact proton cancer therapy systems.

Sector

Healthcare & Life Sciences

Verticals

Medical Devices, Medical Imaging

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting

AI Layer

Application

Keywords

proton therapyproton cancer therapyradiotherapymedical deviceparticle therapycancer treatment technologymagnetic gantrypencil beam scanningproton beam therapycompact radiotherapyoncology equipmentworkflow optimizationmedtechcancer techproton therapy center

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

B dot Medical Inc. Comparables

Compare B dot Medical Inc. with similar companies based on industry and business-model similarity.

B dot Medical Inc. comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Mevion Medical Systems
86%
P-Cure Ltd
83%
ProTom International
83%

B dot Medical Inc. Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series BOct 2, 2025
VC RoundAug 12, 2025
Series AMay 31, 2022
GrantSep 6, 2021
GrantJul 1, 2020

B dot Medical Inc. Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • Oct 2, 2025

    $8M round with participation from Fujita Innovation Capital.

  • May 31, 2022

    $13.2M round led by Keio Innovation Initiative.

B dot Medical Inc. Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation

B dot Medical Inc. Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about B dot Medical Inc.'s valuation, stock price, and market status.

Firmographic Details

HeadquartersTokyo
Employee Range30
Year Founded2017
Last FundingOct 2, 2025

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.