Tatsu’s Newsletter
Tatsu IkedaObvious Truths Everyone Seems to Miss
| Platform |  | Pricing | Only free issues | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 45 | Subscribers | Read | tatsuikeda.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
Yurika (1973-2025): Quiet Strength of Glaciers
My sister Yurika died on August 9th, 2025, from brain hemorrhaging caused by moyamoya disease - the same rare congenital condition that killed her identical twin, Asuka, at age 14. Yurika survived 38 years longer than Asuka. In those years,...
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July 31, 2025
Authors
The writers behind this newsletter.
One part data scientist, one part military strategist, one part investigative journalist. A polymath's guide to the complex systems shaping the 21st century. Analysis from 2030, delivered today.
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