Shizen

Revolutionary Japanese learning through immersion.

macOS Coming Soon

Transform your favorite anime, dramas, and podcasts into powerful learning tools. Using cutting-edge AI, Shizen segments audio, provides contextual translations, and creates personalized flashcards. Experience natural language acquisition like never before.

Coming Soon to Mac App Store Watch SRS Demo → Privacy Policy →

Next-Generation Language Learning

AI-powered immersion meets spaced repetition

"The most natural way to learn Japanese." Shizen represents years of research into effective language acquisition, combining modern AI with proven learning methodologies. Turn any Japanese content into your personal tutor.

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MEDIA

Your Content, Your Learning

Import anime, dramas, podcasts - learn from what you love

AI Audio Segmentation

Smart sentence detection and contextual translations

SRS

Adaptive SRS System

Personalized review schedules based on your progress

STATS

Progress Analytics

Track your vocabulary growth and retention rates