Writing Japanese and never sure if it's correct? MOJIIQ checks your Japanese grammar in real time — inside Gmail, Notion, Discord, wherever you type. No copy-pasting. Shows what's wrong, explains the grammar rule, and suggests what a native speaker would say. Calibrated to your JLPT level (N5–N1). ✓ Free — unlimited checks, no account needed ✓ Mistakes → spaced repetition vocab deck ✓ JLPT coverage map ✓ CPM typing practice