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Saturn

Saturn

Turn Japan's public data into an AI-ready spreadsheet WS

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Saturn integrates EDINET filings, gBizINFO, and corporate registries into a single spreadsheet UI. Define columns, and AI handles the rest — company research in 30 sec, invoice transfer from 8 hours to 5 min, resume screening at 100/day. Works via UI, API, and MCP (22 tools for AI agents).

Saturn makers

Here are the founders, developers, designers and product people who worked on Saturn

Takuya Tominaga
Takuya TominagaSoftware engineer
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