Extension Tracker

HOTARU

No user count No ratings yet Last updated 4 Nov 2026

By Shinya Nagahama Live in the Chrome Web Store nfpioeffjnjkekbjaemangcfadpijbea Search Google ↗ Last checked 9 Nov 2026, 08:38 UTC

The listing

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

Read what YouTube says in your language, in time with the sound. The word being spoken lights up. Record yourself and get a score.Summary from the listing
Developer
Shinya Nagahama
Enhanced Safe Browsing
Not trusted. What this means →
Category
Productivity › Education
First published
2 Nov 2026
Last updated
4 Nov 2026
Version
0.4.3
Size
136 KiB
Minimum Chrome
88
Languages
13 languages

Deutsch, English, Filipino, Indonesia, Tiếng Việt, español, français, português (Brasil), ไทย, 中文（中国）, 中文（台灣）, 日本語, 한국어

Support page
https://hotaru-jp.pages.dev/
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store

The Chrome Web Store doesn't show a user count for this extension, as with most new extensions.

Show the numbers
CheckedUsersRatingRatings
2026-11-09–––
2026-11-041––
2026-11-03–––
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
–
by users, of 292,125 extensions
In its category
–
of 12,901 in Education

What changed

Every change found on a check, newest first

  1. New version 0.4.3, replacing 0.3.0.

    The summary on the listing changed.

    Now listed in 13 languages, from 1.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 3 Nov 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Sites
  • https://www.youtube.com/*www.youtube.com
Sites where it runs scripts
  • https://www.youtube.com/*www.youtube.com
Browser features
  • storageSave settings and data in your browser

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
QuickRecap: AI Summaries for YouTube Videos– –– Tools
All 2 extensions by Shinya Nagahama →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked again 7 and 30 days after it was published, and again whenever a new version appears. Last checked 9 Nov 2026, 08:38 UTC; next check around 2 Dec 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “HOTARU” (nfpioeffjnjkekbjaemangcfadpijbea). Chrome Web Store data, last checked 2026-11-09. https://extensiontracker.com/extension/nfpioeffjnjkekbjaemangcfadpijbea. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_nfpioeffjnjkekbjaemangcfadpijbea,
  title   = {HOTARU (nfpioeffjnjkekbjaemangcfadpijbea)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-09},
  url     = {https://extensiontracker.com/extension/nfpioeffjnjkekbjaemangcfadpijbea},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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