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  1. This Week in Startups
  2. Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315
Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups · Jul 22, 2026

EKEI Labs' founder on why Japan is the best place for a longevity startup, leveraging unique funding, top talent, and a progressive regulatory scene.

Iki Labs' Moat Is Proprietary Data Generation, Not Just Its AI Models

The company's core strategy is generating unique, high-resolution epigenetic data that doesn't exist publicly. This data becomes the defensible asset, as AI models built on common public datasets are less effective and lack a true competitive edge.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

Okinawa's Blue Zone Suggests Social Networks Are a Key Driver of Longevity

In Blue Zones like Okinawa, a primary factor for long life appears to be "sociability." Having a strong, supportive social network provides daily check-ins, reduces stress, and fosters healthier behaviors, potentially impacting lifespan more than diet or genetics alone.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

"Challenge Trials" Pose a Stark Ethical Line for Medical Research

Unlike "Right to Try" for the sick, "challenge trials" involve intentionally infecting healthy volunteers to accelerate cure development. This raises profound ethical questions, with some seeing it as heroic sacrifice and others viewing the act of deliberately harming a healthy person as a line that shouldn't be crossed.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

Mature Founders Beat Hustle Culture With Ruthless Efficiency, Not Just Hours

While intense work is necessary, sustainable success comes from ruthless time management. This means eliminating unnecessary calls, using async tools like Loom, and creating strict work blocks around family time. Efficiency plus hours beats everything, but efficiency alone can beat just raw hours.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

Iki Labs Killed a Growing Revenue Stream to Focus on Long-Term Value

The longevity startup deliberately terminated its service for clinics, which was generating predictable revenue, to eliminate distractions. This allowed them to focus 100% on the harder, more valuable R&D of building a proprietary data generation platform for drug development.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

The "Right to Try" Movement Allows Terminally Ill Patients to Access Experimental Drugs

A growing movement, particularly in the US, legally allows patients with terminal diseases to try unapproved therapies. This framework gives patients who have exhausted all other options the right to take a knowing risk on a potentially life-saving treatment.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

Host Jason Calacanis's Four-Part Framework for When a Founder Should Sell

A founder should consider an exit under four conditions: 1) they no longer feel inspired by the work, 2) they receive an unreasonably high, life-changing offer, 3) an acquirer can massively accelerate the company's core mission, or 4) they have no other choice due to existential threats.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

Longevity Startup Iki Labs Chose Japan Over Silicon Valley for Favorable Laws

Iki Labs strategically based itself in Japan to leverage its progressive regenerative medicine laws, which fast-track cell therapies, and its access to a highly specialized scientific talent pool from institutions like OIST in Okinawa.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

Japanese Startups Leverage Government-Backed Bank Loans as Non-Dilutive Funding

Unlike in the US, early-stage Japanese startups, including high-risk biotech ventures, can secure low-interest, long-term loans from regional banks. This provides a powerful source of non-dilutive capital, allowing founders to extend runway while preserving equity.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago

Great Companies Are Bought, Not Sold, According to Sequoia's Roelof Botha

If a founder has to actively shop their company to potential acquirers, they will likely receive a low valuation. In contrast, truly great companies attract multiple inbound offers, allowing them to run a competitive bidding process and command a much higher price.

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315 thumbnail

Why this longevity startup raised in Japan, not Silicon Valley | TWiST Tokyo | E2315

This Week in Startups·4 days ago