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Letara Raises ¥2.6B to Build its Hybrid Rocket Engine Tech. The pre-Series A round will fund the development of low-cost, hybrid rocket technology for launch and in-space applications.

PRIVATEAug 21, 2026about 6 hours ago

Amount Raised

¥16 Million

Round Type

Series A

Satellite Communication

Investors

Mint Inc.Mitsubishi Ufj CapitalMitsui Sumitomo Insurance Venture CapitalFrontier InnovationsBig ImpactToyoda GoseiGogin CapitalNes CorporationSmbc Venture CapitalAozora Corporate InvestmentIncubate FundJic Venture Growth InvestmentsHeadline Asia

Description

Japanese propulsion startup Letara closed a ¥2.6B ($16M) pre-Series A round to fund the development of its low-cost, hybrid rocket engine technology. The round was led by Headline Asia, JIC Venture Growth Investments, and Incubate Fund, with participation from various US and Japanese VC firms. Letara aims to scale its technology and finance its first in-space demonstration with the new capital. Founded in 2020, Letara is focused on creating innovative rocket propulsion solutions.

Company Information

Company

Letara

About

Letara is a Japanese propulsion startup founded in 2020 that focuses on developing low-cost, hybrid rocket engine technology for launch and in-space applications. The company was initially built on research from Hokkaido University. Letara aims to create both satellite thrusters and launch-class rocket engines using a unique combustion technology that offers a safer fuel alternative. Its product lines include thrusters for satellite propulsion and hybrid engines for various mission profiles.

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Funding Insights

Based on industry data
Typical timeline to Series B
Series A companies typically raise their next round in 10-18 months
Monthly burn rate benchmark
47% of Series A startups spend $400k or more per month on operations
VC-backed spending patterns
VC-backed companies spend 89% more on sales and 100% more on marketing than bootstrapped peers
Tech investment trends
83% of B2B companies plan digital investments, with 79% prioritizing customer experience tech

Letara raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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