funding

Almure, a Confidential Computing Startup, Raises $1.25M in Seed Round

Almure, a Tokyo-based startup founded in January 2026, has raised $1.25M in seed funding to develop confidential computing infrastructure for AI agents — aiming to secure sensitive enterprise data even while it is being processed.

2026.04.16

Technology

Seaweed-Based Food Startup Aqua Theon Raises $5 Million

Aqua Theon, a Japanese-founded food startup based in Los Angeles, has closed a third tranche of its pre-Series A round, raising approximately $5 million. The company's flagship product, OoMee Matcha — a functional beverage made with agar and matcha — is now available in 700 U.S. stores. Aqua Theon positions seaweed as both a health-forward ingredient and a sustainable one, citing its rapid growth rate and CO₂ absorption capacity.

2026.04.07

Business

Photo electron Soul, Developer of Semiconductor Photocathodes, Raises $5.6 Million

Photo electron Soul, a Nagoya University-based startup developing semiconductor photocathodes, has raised approximately 900 million yen ($5.6 million). The funding will support mass production of its electron beam generation system, which simultaneously achieves the narrow beam and high current needed to inspect increasingly miniaturized and multi-layered semiconductor chips at speed.

2026.04.01

Technology

LINK-US Raises $3.9M in Series C Extension Round

LINK-US, a Japanese startup with a patented ultrasonic compound vibration technology for metal bonding, has raised 620 million yen (approximately $3.9 million) in a Series C extension round. The proceeds will fund development of a next-generation, higher-frequency bonding device targeting the battery and semiconductor markets.

2026.03.19

Technology

Ruten Raises $2 Million to Develop BMI for Swallowing Disorders

Ruten, a Japanese-founded startup, has raised $2 million to develop an invasive BMI called Swallow Autopilot for people with dysphagia. The round was led by Tokyo-based Coral Capital via a SAFE instrument.

2026.03.18

Technology

3DC Raises Total of $18M in Series A Round

Japanese graphene startup 3DC has closed the second tranche of its Series A round, bringing total fundraising to $18 million. The company is commercializing Graphene MesoSponge (GMS), a three-dimensional graphene material that combines sponge-like flexibility with high electrical conductivity, targeting lithium-ion and next-generation battery applications.

2026.03.13

Technology

Solafune Raises Over $32 Million in Series A to Build Planetary Intelligence OS

Solafune, a Tokyo-based startup building a Planetary Intelligence OS across GEOINT, SIGINT, and OSINT, has raised over $32 million in Series A funding. The company already counts Japan's Ministry of Defense among its clients and is expanding into African markets.

2026.03.10

Technology

MiRESSO Raises $27M in Series A with New Low-Temperature Beryllium Process

MiRESSO, a Japanese startup developing beryllium manufacturing and sales capabilities, has announced the completion of ...

2026.03.09

Technology

Gaianixx, Developer of Multi-functional Interlayer for Semiconductors, Raises $13 Million in Series C 1st Round

Japanese deep-tech startup Gaianixx has raised $13 million (¥2 billion) in its Series C 1st round. The University of Tokyo spinout develops a proprietary "Multi-functional Interlayer" that resolves lattice mismatch in semiconductors, improving yield and device performance.

2026.03.05

Technology

A-wave Raises $3.5 Million in Series B to Develop Monitoring System for Chronic Heart Failure

A-wave, a Japanese startup developing a cardiac monitoring system for chronic heart failure patients, has raised $3.5 million in a Series B funding round.

2026.02.27

Technology