Japanese startup Letara raises $16 million to expand hybrid rocket technology

Japanese space startup Letara announced it has secured ¥2.6 billion (approximately $16 million) in funding to expand the application of its hybrid‑rocket technology. The capital injection is intended to move the company beyond its current focus on small‑satellite thrusters and target a wider range of customers in the space, defense and security sectors.

Letara’s hybrid propulsion system combines solid and liquid propellants, offering a balance of performance, safety and cost‑effectiveness that the firm believes will appeal to both commercial and governmental users. By leveraging the new financing, the startup plans to accelerate development, conduct additional testing, and pursue contracts that could integrate its rockets into larger launch vehicles, satellite deployment services and tactical defense platforms. The move reflects a broader industry trend toward versatile propulsion solutions capable of supporting diverse missions beyond low‑Earth orbit.