LyricaLearn family · Chrome

Stay in the sentence.

Submersion sits on Netflix and YouTube while you watch. Two caption tracks, meaning on click, and keys to walk the dialogue without leaving the scene.

Built first for English speakers watching Japanese. Other language pairs work too.

夜の教室

kyou ha eiga wo mi ni ikanai

Want to go see a movie today?

Romaji above each word · gloss under the study line · dock the panel beside the player

How it fits the watch

  1. Pin Submersion Load the unpacked folder in Chrome, then open a title with captions on.
  2. Read both lines Study language on the player, gloss underneath. Click a word for reading and meaning.
  3. Step the dialogue Z last line, X this line again, V the next. Space still belongs to Netflix or YouTube.

What you get

Keys

Z last line
X this line again
V upcoming line
P pause each line
U unblur
B keep this line
= speed
Space play / stop (host)

Install

Submersion is an unpacked Chrome extension while we get a store listing together. Chrome 120+ on desktop.

  1. Clone or download this repository.
  2. Open chrome://extensions and turn on Developer mode.
  3. Load unpacked, and pick the folder that contains manifest.json.
  4. Pin Submersion. Play a Japanese Netflix title with Japanese and English captions on.

After you pull new code, reload the extension and hard-refresh the site. Overlay scripts do not update from save alone.