Zen Daily Report

Cookie Policy

This English translation is provided for convenience only. The official text is the Japanese version, which prevails in the event of any discrepancy.

This page explains how the daily-report service “Zen Daily Report” (the “Service”) uses cookies and similar technologies, and what information is transmitted from your device to external providers.

1. What Are Cookies

Cookies are small text files that a website stores in your browser. The Service uses cookies and local storage to keep you signed in and to remember your settings.

2. Cookies We Use

The Service sets the cookies listed below. We do not use cookies for advertising or behavioral targeting. Usage analytics rely on browser local storage and do not set any analytics cookies.

NameTypePurposeDuration
np_idEssentialKeeping you signed in (authentication token)Sign-in session
np_pkce / np_state / np_next / np_langEssentialSecuring the sign-in flow (CSRF protection, etc.; during sign-in only)A few minutes (during sign-in only)
np_marketFunctionalShowing prices and features for your market (Japan / international)1 year
np_localeFunctionalRemembering your display language (Japanese / English)1 year
np_refFunctionalRecording the referral source (sign-ups via a referral link) for the referral program30 days

3. Transmission to External Providers

When you use the Service, the information below is transmitted from your device to the following external providers to operate and improve the Service. We publish the recipients, the information transmitted, and the purposes of use in accordance with the Japanese Telecommunications Business Act (rules on transmission of user information to external parties).

RecipientInformation TransmittedPurpose
PostHog, Inc. (United States)Page views and interaction events, Web Vitals (loading performance, etc.), browser and OS type (report contents, names, and email addresses are never sent)Usage analytics and quality improvement by the Company
Functional Software, Inc. (Sentry / United States)Technical information when an error occurs (error details, browser and OS type)Detecting and fixing failures by the Company

For details on how each recipient handles data, please refer to that provider’s privacy policy.

4. Managing Cookies

You can manage or delete cookies in your browser settings. Note that disabling essential cookies will prevent you from signing in to the Service, and deleting functional cookies resets your language and market selections.

Enacted: July 12, 2026