Enterprise AI breaks
where it meets the mind.

A discipline for exactly that boundary.

Hajime Institute is an independent research institute that designs AI systems around how people actually read, decide, and work together — so they hold up in front of auditors, boardrooms, and customers.

Four AI companies founded — two acquired, by Yahoo! Japan and Mixi.

Cirius Technologies · Naked Technology

Document AI in production for years across regulated finance and insurance.

Cinnamon AI (Tokyo) · Nexus FrontierTech (London)

Methods peer-reviewed — published, not proprietary claims.

EMNLP 2026 · ACII 2026 · ACL 2026 · CogSci 2026 · Google Scholar

COGNITIVE  MODELS distortion · affect · trait provenance · tension · cultural grammar FOUNDATION  MODELS general capability · scale multi-agent · model-agnostic cognition‑aware engineering
The Mind Consumer‑friendly
AI companions
The Documents AI‑safe document
process automation
The Decision AI that supports
critical decisions
The Organization Distributed
cognition

Cognitive-science structure, multiplied by Foundation-Model capability — one engineering discipline, at four sites.

PIVOT

How we work

Every reasonable ask
hides a predictable failure.

Four familiar asks — the failure each one buys if built exactly as asked, and the redirection that follows.

The ask

“Build us a document AI.”

Built as asked

A figure no source page contains survives into a filing — with nothing to show the auditor.

The redirection

The provenance discipline. Not a black‑box model.

The ask

“Build us strategic AI for the executive room.”

Built as asked

A contested call is smoothed into one confident answer — the disagreement never surfaces.

The redirection

The disagreement record. Not forced consensus.

The ask

“Build us a customer‑facing AI.”

Built as asked

It closes tickets while missing the distress — and the account churns quietly.

The redirection

The escalation logic. Not a ticket‑closing bot.

The ask

“Build us a culture analytics dashboard.”

Built as asked

The scores stay green while the team that stopped speaking up quietly leaves.

The redirection

The living instrument. Not a frozen dashboard.

The ask is reasonable. The failure is predictable.
The redirection is the work.

What we ship is the strategy · what our clients ship is the system

PROGRAMS

Four programs · Four cognitive contexts

DISTORTION REFRAMING TRAIT AFFECT

Cognition‑aware AI.

Human intent over algorithm.

Enter the program →
RECORD

Track record

What the Director has built and published — checkable from this page.

Founded

Cirius Technologies

Tokyo · Acquired by Yahoo! Japan

Naked Technology

Tokyo · Acquired by Mixi

Cinnamon AI

Tokyo · Operating · Japan–Vietnam document AI in finance, insurance, regulated industry

Nexus FrontierTech

London · Operating · document AI for US/UK financial‑services markets

Selected investments

Agna Capital·Momos·OpenCommerce Group·DCAP Digital·Cotobox·Cynthialy·Nishika·SVSS

Frontier-tech venture capital, AI, and SaaS across Asia and the Gulf.

Featured publications

EMNLP 2026

Right for the Right Reasons? Evaluating the Structural Fidelity of LLM Emotion Explanations

EMNLP 2026

Reframe to Retrieve: Cognition‑aware RAG with Appraisal and CBT Projections for Mental Health Conversations

ACII 2026

Two Birds with One Stone: From Social Posts to BigFive via Personality‑aware Multi‑trait Inference

CMTD: Cognitive Modeling with Traits and Distortions for Multimodal Emotion Recognition

From Private Beliefs to Public Silence: A Multi‑Agent LLM Simulation of Psychological Safety

See the full publications record → Google Scholar →

Advisory engagements

Major enterprises across telecommunications, financial services, and strategic consulting — under NDA. Named references available in conversation.

INSTITUTE

The Institute

Where academic and industrial
discipline meet.

Hajime Hotta

Hajime Hotta, Ph.D.

Director · Principal Investigator

A core team of researchers and engineers across Tokyo and Hanoi, a wider collaborator network, and the conditions for work that takes a decade rather than a quarter.

Read the Director's letter →

CORRESPOND

First conversations are welcome

Get in touch.

A passing thought about cognition × AI, or an enterprise problem to scope — a note is the best place to start. The Director responds personally.

For enterprises: how we engage →