---
title: "nicovideo-player-expander – Chrome extension stats, history and permissions"
description: "3,000 users, rated 4.96 by 27 people. Version 4.0, updated 2025-11-10. Requests 1 permission."
url: "https://extensiontracker.com/extension/plgcngmhicjaoicgamcklfceeagoaefa"
---

# nicovideo-player-expander

Live in the Chrome Web Store.

- Users: 3,000
- Rating: 4.96 from 27 ratings
- Last checked: 2026-09-27 07:39 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #12,549 of 264,703 live extensions
- Rank in Entertainment: #239 of 6,136

## The listing

What the Chrome Web Store shows, as of the last check.

Summary from the listing:

> ニコニコ動画のプレイヤーを2種類の方法（「シアターモード」または「ブラウザ内最大化（コントローラー常時表示可能）」）で拡大します。プレイヤー右下のアイコンかショートカットキーでこれらの機能を切り替えられます。

- Extension ID: `plgcngmhicjaoicgamcklfceeagoaefa`
- Developer: [DNEK](https://extensiontracker.com/developer/ud0841c7a8ecc9f10abcdbcb23c33c22c)
- Category: [Lifestyle › Entertainment](https://extensiontracker.com/category/lifestyle/entertainment)
- First published: 2024-10-16
- Last updated: 2025-11-10
- Version: `4.0`
- Size: 9.48 KiB
- Minimum Chrome: 88
- Languages (1): 日本語
- Website: `dnek.net`
- Chrome Web Store: <https://chromewebstore.google.com/detail/nicovideo-player-expander/plgcngmhicjaoicgamcklfceeagoaefa>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fplgcngmhicjaoicgamcklfceeagoaefa>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 3,000 | 4.96 | 27 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## What it can access

From the extension's manifest, in plain language.

### Sites where it runs scripts

- `https://www.nicovideo.jp/*`: www.nicovideo.jp

### Browser features

- `storage`: Save settings and data in your browser

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [nicovideo-autoplay-canceler](https://extensiontracker.com/extension/hoognocgkgdffkpbjemphokaghkhhiii) | 429 | 5.00 | 2 | Entertainment |
| [nicovideo-next-video-canceler](https://extensiontracker.com/extension/aconhkmkdlgekfokpennafalhfkpfnjn) | 286 | 5.00 | 2 | Entertainment |
| [nicovideo-comfortable-controller-fader](https://extensiontracker.com/extension/heoekndckahoongdabahbicefplngeph) | 136 | 5.00 | 3 | Entertainment |

All 4 extensions by [DNEK](https://extensiontracker.com/developer/ud0841c7a8ecc9f10abcdbcb23c33c22c).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 2026-09-27 07:39 UTC; next check around 2026-10-02.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “nicovideo-player-expander” (plgcngmhicjaoicgamcklfceeagoaefa). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/plgcngmhicjaoicgamcklfceeagoaefa. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_plgcngmhicjaoicgamcklfceeagoaefa,
  title   = {nicovideo-player-expander (plgcngmhicjaoicgamcklfceeagoaefa)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/plgcngmhicjaoicgamcklfceeagoaefa},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/plgcngmhicjaoicgamcklfceeagoaefa>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.