# Niconico-PepperMint+

> ニコニコ動画にシリーズのブックマークやダークモードなどの追加機能を提供する拡張機能。ほとんどの機能を自由にトグル可能。

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

## Overview

- **ID:** `niconico-peppermint`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** CYakigasi
- **Category:** photos-music-videos,games-entertainment
- **Daily users:** 286
- **Weekly downloads:** 5
- **Rating:** 4.60 / 5 (5 ratings)
- **Version:** 3.1.13
- **Last updated:** 2026-08-25
- **First published:** 2023-01-15
- **Size:** 392 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/niconico-peppermint/)

## Description

**Niconico-PepperMint+** は『ニコニコ動画をもっとクールに』することを目指したChrome拡張機能です。ダークモードや動画トップの2カラム表示など、快適な視聴体験を提供し、多彩な機能をワンタッチでオンオフ可能。全機能は初期オフでカスタマイズ自由。詳細な機能一覧は[GitHub](https://github.com/castella-cake/niconico-peppermint-extension)で公開中。開発進捗やアップデート情報は[Twitter](https://twitter.com/CYaki_xcf)でご確認ください。ニコニコ動画のユーザーに最適な拡張ツールです。

## Rankings

- #6,857 — Overall
- #73 — icon
- #109 — minute
- #127 — term

## Permissions and access

### Permissions

- `storage`
- `contextMenus`
- `alarms`
- `tabs`
- `scripting`
- `*://*.nicovideo.jp/*`
- `https://fonts.googleapis.com/icon`
- `https://secure-dcdn.cdn.nimg.jp/nicoaccount/usericon/*`
- `https://nicovideo.cdn.nimg.jp/thumbnails/*`

### Content script matches

- `*.nicovideo.jp`
- `inform.nicovideo.jp`
- `koken.nicovideo.jp`
- `live.nicovideo.jp`
- `nicoad.nicovideo.jp`
- `dic.nicovideo.jp`
- `www.nicovideo.jp`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension was recently updated in the past month. New updates may not be stable or safe.

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

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