Why do I recognize kanji but forget the reading?

Because meaning and reading are stored differently. A shape with a meaning is easy to picture, while a reading is an arbitrary sound, and many kanji have more than one. Most learners recognize far more kanji than they can read aloud. The fix is to learn readings inside words rather than as a separate list.

I build Kanji Mnemonics, which comes up below, so weigh my advice with that in mind.

Why the gap appears

Take 生. Its meaning, life or birth, fits one picture. Its readings include sei, shō, i(kiru), u(mareru), nama and more, depending on the word. Learning that list cold is like memorizing a phone book. No wonder the meaning stays and the sounds slip.

There is also a habit effect. If your reviews only ask “what does this kanji mean?”, you practise meaning a hundred times and reading never. The brain keeps what you use.

Attach readings to words

1. For each new kanji, learn one common word that uses it, such as 先生 (sensei) for 生.
2. Say the word aloud when you review. Silent reviewing skips the sound.
3. When you meet the kanji in a second word with a different reading, add that word next to the first.
4. Read short texts with furigana, then without, so the sound gets used in context.

The rule of thumb: on’yomi usually appear in compounds of two or more kanji, kun’yomi often on a kanji standing alone or followed by kana. It has exceptions, but it tells you which reading to try first.

Where the app fits

Kanji Mnemonics uses one keyword, one story and one picture per kanji to make the meaning stick quickly, and each kanji also shows readings and example words. Use the examples as the first word you learn, and say them aloud during the flashcard quiz. Progress is tracked per JLPT level from N5 to N1. Lesson 1 is free; the rest needs Pro.

Read next: how kanji mnemonics work, kanji flashcards that actually work and JLPT N4 and N3 kanji.