Yusei Fujii
Entrepreneur / Researcher

Yusei Fujii

藤井佑成

Born in Chiba, Japan. Focused on space power infrastructure.


Zero Industries raised $3M in a pre-seed round.
Zero Industries begins joint research with the Graduate School for the Creation of New Photonics Industries.
Entered the University of Tokyo, Faculty of Engineering, through school recommendation selection.
Graduated Chiba Prefectural Chiba Senior High School as valedictorian, GPA 5.00 / 5.00, ranked #1 out of 300+ students.
Co-founded Zero Industries as CTO; closed ToreMock to fully commit to Zero Industries.
Scored 935 / 1000 on the Common Test for University Admissions, ranking in the 99.97 percentile in Japan.
First place nationally in the National Unified High School Exam, ranked #1 out of approximately 50,000 examinees.
Founded ToreMock as CEO, an AI-based English exam web service.
Won the Grand Award in the Japan Mathematics Competition.
High school researcher under faculty supervision, Shizuoka University, Faculty of Science.
companies
Zero Industries 2026.2 - Current
Co-Founder & CTO. Co-orbital laser wireless power transmission startup in Tokyo.
Zero Industries satellite
ToreMock 2025.3 - 2026.2
AI-based English exam web service. Founded as CEO; reached 2K+ monthly users; closed in February 2026 to fully commit to Zero Industries.
institutions
The Graduate School for the Creation of New Photonics Industries 2026.7 - Current
Joint Research
The University of Tokyo 2026.4
Undergraduate Student, Faculty of Engineering
Shizuoka University 2023.7 - 2025.9
High School Researcher, faculty-supervised
fool the judge · æther / 01 — a design study · redline — coast circuit