山下 啓
Builder. Finance background. Tokyo → Berkeley → Paris.
Building
nff_ ↗ active
[ The first system that builds real hardware. Alone. ]
Blackwaves
Led GTM and strategy for a radar-based fall detection system that sees through walls. Ran 30+ stakeholder interviews across nursing homes, operators, and payers before touching the product. Owned financial modeling and investor materials end-to-end. Lauréat du Trophée Startup Numérique (Health), €2,500. Finalist, Concours Petit Poucet, top 6 of 500.
Autonomous outreach pipeline
No engineering background. Built a system that finds prospects, starts conversations, and books meetings with zero human input.
Other
Bankruptcy likelihood predictor. Portfolio optimisation algorithm. AI agents running 3D printer farms autonomously.
Academic Background
Sciences Po Paris
UC Berkeley
International Christian University Tokyo
Professional Background
Houlihan Lokey
Rothschild Five Arrows
Goldman Sachs
Research
Unintended Impact of BoJ's ETF & J-REIT Program on TOPIX500 Returns
Daily time series 2010-2023 (n=3,193). Finds an immediate adverse effect on returns, short-term rebound, stabilisation by period 7.
Impact of SVB's Failure on Japanese Banks
Event-study of 78 listed Japanese banks. Significant decline in excess returns, driven by regional banks exposed to foreign securities. City banks show a positive non-significant response: flight to quality.
Film
Living Art Tokyo 2024
Branded documentary. Chronicles a third-generation Satsuki bonsai artist. Living entities shaped over 20-50 years.
Multiple Projects
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PRAESCITUM
The endless cycle of stress. Shot in black & white. Strong emphasis on light and mood.
10,000 Kicks
Black Panther: Origins
T'Challa's origin story. Adaptation of Avengers vol.1 #87 (1971). Two years on and off. Lost 70% of footage mid-production. Finished anyway. 30,000+ images taken.
53,271 views
MCU in LEGO: Road to Infinity War - Black Panther segment
10-year MCU recap for Avengers: Infinity War. One of the most-viewed brickfilm productions.
1,469,434 views
Brickfilm Day - Founding Member
20.5K subscribers · 7.3M views
