Select which lessons to include in your session. Use All or None to quickly toggle.
Quiz Direction
Choose what is shown on the card and what you must recall.
Card Order
Random shuffles the deck each session. By Chapter follows lesson order. Missed cards are re-shown later until correct, or skipped after 3 failed attempts.
Chapters to Test
Select lessons to include. Your score is shown at the end but not saved to history.
Quiz Direction
Choose what is shown on the card and what you must recall.
Card Order
Random shuffles the deck. By Chapter follows lesson order.
By Chapter
Your running accuracy per lesson. Click "Practice missed" to drill only the cards you've gotten wrong in that chapter.
Practice by Accuracy
Start a practice session with all cards whose accuracy falls below a threshold. Results are saved to history.
All Cards — sorted by accuracy (worst first)
Every card you've seen, ranked by how often you get it right. Click "Practice" to drill a single card.
Download & Upload Data
Back up your card data as a CSV file, or load a previously saved CSV to restore or share your deck. Format: Lesson, Kanji, Reading1, Reading2, Reading3, English — one card per row, no header needed.
Download Current Data
Saves all your cards as a CSV file to your computer. Use this to back up your deck, share it with someone, or edit it in Excel or Google Sheets.
Upload CSV to Replace Data
Load a CSV file to replace the current deck. This overwrites all existing cards — download a backup first if needed. Your study history is not affected.
Edit Cards
Click any cell to edit it. Press Enter or Tab to confirm, Escape to cancel. Drag ⠿ or use ▲▼ to reorder rows. Click ✕ twice to delete a row.