Sakana AI — From nature-inspired research lab to Japan's sovereign-AI integrator

Sakana AI turns research on evolutionary and collective intelligence into Japanese-tuned models, a multi-model orchestration API (Fugu) and AI agents for MUFG, SMBC, Daiwa and Japan's Ministry of Defense. It raised a ¥32B Series B at a ~¥432B (~US$2.7B) post-money valuation (April 2026) but does not disclose revenue.