Question: Can you recommend a tool that helps me learn Japanese vocabulary through immersion with anime, manga, and light novels?

Hayai Learn is an AI-powered tool that uses YouTube videos to learn Japanese. It has features like pop-up dictionaries, AI explanations, video clips for memorization, and subtitles for sentence mining. You can track unlimited words, bookmark videos, and get high-quality translations and explanations with a subscription. The tool works on multiple devices and comes with a default library of more than 800 YouTube videos.

Another great tool is Language Reactor. This tool draws from media sources like Netflix, YouTube and books to learn Japanese. It offers features like dual language subtitles, popup dictionaries, and vocabulary suggestion and highlighting. Language Reactor also can inject language content automatically based on your level and offers a browser extension to import web pages and add translations. That means it's a versatile and flexible learning tool.

jpdb is a Japanese dictionary and learning system that covers the entire Japanese language. It's a great tool for people who watch Japanese videos, with a spaced repetition algorithm, personalized media recommendations and a progression graph. The system also offers customizable review intervals and the ability to import existing Anki databases. There's no mobile app yet, but you can add the website to your home screen for an app-like experience.