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Eight Knot

Eight Knot

Private
OsakaFrontier & Industrial Techhttps://8kt.jp

Last Round

Series A

Sep 1, 2024

Total Funding Raised

$5.98M

Momentum

Top 5%

of companies Caplight tracks

Company Overview

Eight Knot is a marine technology company that develops an autonomous navigation platform for small vessels using robotics and AI.

Sector

Frontier & Industrial Tech

Verticals

Maritime & Shipping, Autonomous Vehicles, Computer Vision, Fleet Management

Business Model

B2B

Customer Profile

Hardware + Subscription, Government Contracts, Services & Consulting

AI Layer

Application

Keywords

autonomous navigationmaritime autonomyself-driving boatsautonomous vesselsretrofit autonomous systemsautomated dockingvessel automationmaritime technologymarine techmaritime obstacle avoidanceUSV technologysensor fusionship intelligence modulesremote vessel monitoring

Historical Pricing

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Caplight Momentum Score

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Eight Knot Comparables

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Eight Knot comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Zeabuz
81%
Sea Machines Robotics
77%
HD Hyundai
76%

Eight Knot Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series ASep 1, 2024
SeedJul 1, 2023
SeedFeb 15, 2022
Pre SeedApr 15, 2021

Key People

Founding team and executive leadership

Tomoaki Yokoyama

CTO Co-founder

Founding Team

Eugene Kimura

Chief Executive Officer

Executive Team

Eight Knot Investors

Notable investors and investment history

Eight Knot investors
InvestorRounds
ITOCHU Technology VenturesSeries A
Spiral Innovation Partners, Inc.Series A
Oriental Land Innovations, Inc.Series A
QB CapitalSeries A
DRONE FUNDSeed, Series A, Pre Seed
NCB Venture CapitalSeries A
UntroD Capital Japan Inc.Seed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 10, 2026

    Open roles increased from 0 to 3, representing 27% of headcount.

  • Nov 6, 2025

    Monthly visitors increased 189% MoM, reaching 7.8K.

Eight Knot Filings

SEC and related filings with document metadata.

Data table
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Eight Knot Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Eight Knot's valuation, stock price, and market status.

Firmographic Details

HeadquartersOsaka
Employee Range12
Year Founded2021
Last FundingSep 1, 2024

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