Extensions by blackphi6

Video Speed Controller Plus

🧩 More extensions

Keyboard shortcuts for HTML5 video/audio speed, plus customizable on-screen controller styling and locales (en, ja, zh_CN).

YT Furigana

⚡ Productivity

YouTube / TVer の日本語字幕にひらがなルビ（非公式）。端末内が既定・クリックで学習

Better Japanese Captions

⚡ Productivity

Cleaner line breaks for manually added Japanese YouTube captions. Auto-generated captions are not supported.