Space Quarters
space-quarters.com
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Financials
Funding and backers
Total raised
$5M
1 round on record
Latest round
$5M
Seed · Oct 2025 · 11 mo ago
Backers
2
Global Brain, Keio Innovation Initiative
The money's age
Fresh money
11 months since the last round · not hiring
Momentum
20/100
fresh money
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Oct 16, 2025
Raised a round Seed $5M · led by Frontier Innovations Inc · YahooFinance
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Seed | Oct 2025 | $5M | Frontier Innovations Inc lead, Keio In | YahooFinance |
Backed byfrom the funds' portfolios and accelerator catalogs
Global Brain 
Keio Innovation Initiative Overview
ハードウェアエンジニアと研究者を中心としたチームによる高い技術開発力を生かし、宇宙における次世代の建築技術を開発する企業です。EB溶接技術、ロボティクス、宇宙構造体技術などのコアテクノロジーをベースに宇宙空間での大型構造物の組み立てサービスを開発しています。.
News
Space Quarters Successfully Demonstrates Space Welding Technology for Metals and Regolith-based Construction Materials Under Ultra-high Vacuum, Microgravity, and Lunar Gravity Conditions Toward Realizing Space Architecture
TOKYO, March 25, 2026--Space Quarters Inc. has successfully conducted aircraft-based demonstration tests of space welding for metals and lunar regolith-based construction materials under space-equivalent ultra-high vacuum and simulated microgravity and lu
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Space Quarters Successfully Demonstrates Space Welding Technology for Metals and Regolith-based Construction Materials Under Ultra-high Vacuum, Microgravity, and Lunar Gravity ...
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Space Quarters Raises USD 5.0 Million in Seed Round to Advance Space Construction Technology
TOKYO, October 16, 2025--Space Quarters Inc., a deep-tech startup originating from Tohoku University, announced today that it has raised USD 5.0 million in seed round funding. The round was led by Frontier Innovations Inc., with participation from Keio In
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Financials
Total raised
$5M
Latest round
Seed
Funding rounds
1
Funding rounds
| Round | Announced | Amount | |
|---|---|---|---|
| Seed | 2025 | $5M | Details |