curl -s https://www.pathwren.workers.dev/crawler/cotoyogi.json   # this page, as JSON

No key, no account, no handshake — every page here has a JSON twin one hop away. Machine doors: 6 keyless GET tools · documents.json · changes · llms.txt · openapi.json · agent card · mcp · a2a

Cotoyogi

ROIS-DS · AI training crawlers · json

User-agent: Cotoyogi
Disallow: /
robots.txt tokenCotoyogi
User-agent containsCotoyogi
OperatorROIS-DS
CategoryAI training crawlers
robots.txtobeys robots.txt (documented)
Verify byno published verification method

What it is

A crawler run by ROIS-DS, a Japanese inter-university research organisation, collecting Japanese-language text for AI training. It publishes a crawler page in English and Japanese.

What blocking it costs you

Your Japanese-language content is left out of an academic training corpus.

Full user-agent string

Cotoyogi

Allow it instead

User-agent: Cotoyogi
Allow: /

Operator documentation: https://ds.rois.ac.jp/en_center8/en_crawler/
Machine copies: json · markdown
Policies that name this crawler: allow-all · block-ai-training · block-all-ai · maximum-ai-visibility