# keion1

> けいおん

Canonical page: [https://chrome-stats.com/d/keion1](https://chrome-stats.com/d/keion1)

## Overview

- **ID:** `keion1`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed (abandoned)
- **Publisher:** masa1997
- **Version:** 2.0
- **Last updated:** 2019-05-13
- **First published:** 2010-06-12
- **Size:** 221 KB
- **Data as of:** 2026-08-04
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/keion1/)

## Safety

- **Risk impact:** Very low risk impact
- **Risk likelihood:** Very high risk likelihood

### Analysis details

- This permission has no access or impact on the user's system or data, thus carrying no risk.
- This extension is not longer available in the store

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

## Similar extensions and apps

- [K-ON\_keion\_3](https://chrome-stats.com/d/k-on_keion_3) — 1 users
- [K-ON\_keion3](https://chrome-stats.com/d/k-on_keion3)
- [K-ON\_keion\_2](https://chrome-stats.com/d/k-on_keion_2) — 1 users, 4.50 / 5
- [K-ON\_keion](https://chrome-stats.com/d/k-on_keion) — 4.00 / 5
- [K-ON\_keion\_4](https://chrome-stats.com/d/k-on_keion_4) — 3.00 / 5
- [K-ON\_01](https://chrome-stats.com/d/k-on_01) — 3.00 / 5
- [K-ON\_02](https://chrome-stats.com/d/k-on_02)
- [K-ON\_03](https://chrome-stats.com/d/k-on_03)
- [K-ON\_06](https://chrome-stats.com/d/k-on_06)
- [K-ON\_007](https://chrome-stats.com/d/k-on_007) — 1 users, 4.00 / 5
- [K-ON\_5](https://chrome-stats.com/d/k-on_5) — 2 users
- [k-on\_000](https://chrome-stats.com/d/k-on_000)

---

Source: [Chrome-Stats](https://chrome-stats.com/d/keion1)