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HayaiLearn: AI-powered Japanese Language Learning on Youtube & Netflix

Chrome extension by HayaiLearn · Productivity · Education

  • Established publisher
  • Trader

A Chrome extension in Productivity · Education with 2 000 users, a small but real audience.

Specific sites only: 5 match patterns.

What the developer says, and 4 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
2 000
Rating
3.9 (18 ratings)
Users, last 17 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
4.0.5
Updated in the store
2026-09-16
Published
2024-08-14
Manifest
V3
Browser access
5 site patterns

How it has moved

Users
unchanged since 31.08
2k · 2 readings
2026-09-16: released 4.0.5
  1. 2026-08-312k
  2. 2026-09-162kreleased 4.0.5
Rating
unchanged since 31.08
reviewsrating 3.94 · 2 readings
2026-09-16: released 4.0.5
  1. 2026-08-31reviews18rating3.94
  2. 2026-09-16reviews18rating3.94released 4.0.5
Users
unchanged since 31.08
2k · 2 readings
2026-09-16: released 4.0.5
  1. 2026-08-312k
  2. 2026-09-162kreleased 4.0.5
Rating
unchanged since 31.08
reviewsrating 3.94 · 2 readings
2026-09-16: released 4.0.5
  1. 2026-08-31reviews18rating3.94
  2. 2026-09-16reviews18rating3.94released 4.0.5

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 5 match patterns.

  • https://www.youtube.com/*
  • https://www.hayailearn.com/*
  • https://app.hayailearn.com/*
Show the remaining 2
  • https://gold.hayailearn.com/*
  • https://www.netflix.com/watch*

We have not read this listing's manifest since we started keeping permission names. The counts above come from the last time we did.

The full permission history for this extension

Version history

  1. Version 4.0.5

What changed recently

  1. Store description rewritten
  2. Released version 4.0.5 (was 4.0.4)

The publisher

HayaiLearn. Listed website: hayailearn.com.

Like this one

Listings the catalog judges closest in what they say they do.

  1. MaruComprehension Describes nearly the same job, smaller audience 29 users ★ 5.0
  2. Japanese Vocab Maker - Subtitle Definitions Describes nearly the same job, smaller audience 11 users ★ 1.0
  3. ManabiDojo - Learn Japanese with Anime on Crunchyroll & Netflix Describes nearly the same job, smaller audience 5k users ★ 4.7
  4. AomoriYuki: Japanese Subtitle Translator Describes nearly the same job, smaller audience 12 users
  5. Sokutan - Instant Japanese Lookup & Dual Subs Describes nearly the same job, smaller audience 1k users ★ 4.3

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.