Kanji Rebuild

Kanji Rebuild turns familiar kanji into a playful puzzle. Look at pieces shaped like katakana (plus 一, 二, and 三) and choose the kanji they rebuild.

Features • Questions grouped by Japanese school grades 1–3 or all levels • Show pieces in stroke order or shuffle them • Add decoys and adjust the level of detail • Answer by choosing from tiles or typing • Quick 10-question sets • Switch between Japanese and English • Explore a chart showing the kanji origins of katakana • Review attempts stored only on your device and copy them as TSV

No ads, no account, no analytics, and no learning data sent outside the device.

Important: The kanji splits are deliberately simplified and reshaped for the puzzle. They do not represent the true etymology or correct forms of kanji.

Good for children practicing kanji, learners of Japanese, and anyone who enjoys word and character puzzles.