AI-NATIVE · AUTONOMOUS · GLOBAL

Built for the
Agentic Era.

Atasino engineers the infrastructure for a world where humans and AI pair on every task — from a single operator to a full enterprise.

PRODUCTS

Products for the agent-first era.

Three main products, one intermediate platform, and two sub-products — all optimised for the era when AI agents are first-class collaborators.

MAIN · FLAGSHIP

Oshitai

Your organisation's website — fan relationships, commerce, and AI operations, all in one platform.

MAIN · FOR AGENTS

Docspi

The document layer for AI agents — global IDs, RAG scheduling, guardrails, and version control built in.

MAIN · FOR AGENTS

Gakaso

Image and design infrastructure for agents — coordinate axes and layer recognition aligned to human perception.

INTERMEDIATE · LIMITED

Tsugit

A Git platform hosted in Japan and governed solely by Japanese law, built for AI-agent operation. Offered through individual consultation only.

SUB-PRODUCT

Joseika

AI-powered subsidy & grant screening — instant eligibility check and draft document generation for SMBs.

SUB-PRODUCT

Onsei

Voice AI processing layer — phone calls, meetings, and voice instructions transcribed, summarised, and routed automatically.

SERVICES

Four ways Atasino partners with you.

FLAGSHIP

Atasira

Your organisation's dedicated autonomous AI-agent operations platform. Fully isolated in your infrastructure, 19 OS operations, 3-tier agent hierarchy.

INDEPENDENT

AI Adoption Advisor

Free, neutral AI consultation. We recommend the best fit — even if it's not ours. 3 minutes, no sign-up.

WEB

WEB AI Operation

AI-driven operation of your website and landing pages. Works with your existing WordPress or CMS — no rebuild required.

View all services (ja) →

GET STARTED

Start with a free consultation.

Our AI Adoption Advisor takes 3 minutes and recommends the plan that fits you best — including options we don't sell.

Full site available in Japanese · 日本語で見る