Cookie and External Transmission Policy
This page explains Cookie, localStorage, sessionStorage, and transmission of information to external services used by HJR.jp.
1. Purposes of Cookie and similar technologies
The service uses Cookie and similar technologies for the following purposes.
- Maintaining login status, sessions, and authentication status
- Understanding usage through anonymous IDs and session IDs
- Analytics for search experience, display, performance, and feature improvement
- Detecting and preventing unauthorized access, excessive automated acquisition, spam, and failures
- Error monitoring, incident investigation, and security response
2. Main information stored by the service
| Name/type | Storage | Purpose |
|---|---|---|
| shirabe_anonymous_id | Cookie / localStorage | Anonymous user identification, access analytics, abuse prevention |
| shirabe_session_id | sessionStorage | Understanding usage within the same session |
| shirabe_user_id | localStorage | Analytics identification for logged-in users |
| shirabe_auth_session | localStorage | Maintaining login sessions |
| PostHog-related Cookie and similar data | Cookie / localStorage | Access analytics, page views, event measurement |
3. External transmission destinations
| Destination | Information transmitted | Purpose |
|---|---|---|
| PostHog | Page URL, viewing time, referrer, anonymous ID, session ID, login status, user ID, device and browser information, screen size, language setting, search type, hashed search term, clicks, and other event information | Usage analysis, feature improvement, journey improvement, incident investigation |
| Sentry | Error content, stack trace, occurrence URL, device and browser information, environment information, IP-address-equivalent communication information, and screen transition information immediately before the operation | Error monitoring, incident investigation, quality improvement, security response |
| Supabase | Email address, authentication ID, authentication token, login time, OAuth authorization information, session information | Account registration, login, email authentication, session management |
| Hosting and infrastructure providers | IP address, access time, request URL, user agent, communication logs | Site delivery, security, incident response, access control |
4. Google Analytics, advertising tags, and similar services
As of the last update of this page, the service code does not include Google Analytics, Vercel Analytics, advertising delivery tags, HubSpot, heatmaps, or chat-support plugins. If these are introduced, destinations, transmitted information, and purposes will be added to this page.
5. Managing Cookie and similar technologies
Users can delete Cookie, refuse Cookie storage, and delete localStorage / sessionStorage through browser settings. If these are disabled or deleted, login, session maintenance, analytics opt-out persistence, and some features may not function normally.
6. Changes
If external services, transmitted information, or purposes change, the operator will update this page. Important changes will be announced on this website.
Last updated: May 26, 2026