Japanese Kanji: A Complete Guide to Learning, Reading, and Memorizing

kanji These are characters used in Japanese writing to convey meaning and form words. They appear alongside hiragana and katakana in virtually all types of text: messages, books, signs, news articles, menus, subtitles, and study materials. For beginners, the system may seem like an endless collection of symbols and readings. In practice, learning becomes more organized when you stop trying to memorize individual characters and start studying each kanji within words, phrases, and families of components.

In this guide, you’ll learn what kanji are, why a single character can have multiple readings, how on’yomi, kun’yomi, and okurigana work, what role radicals play, why stroke order is important, and how to establish a sustainable study routine. Throughout the page, you’ll also find examples, a four-week starter plan, and links to specific content from How to Learn Japanese.

What is kanji?

Kanji (漢字) are characters that were introduced to Japan through Chinese writing and have been adapted to the Japanese language over time. The word 漢字 can be literally understood as “Han characters” or “Chinese characters.” In modern Japanese, these characters coexist with two syllabaries: hiragana and katakana.

Saying that kanji are “ideograms” can be helpful as a first approximation, but this definition is incomplete. Some characters originated from shapes that resembled objects, while many others were constructed by combining parts that suggest meaning, sound, or both. Therefore, kanji are not simply drawings that convey universal ideas.

The best definition for a student is this: Kanji are characters that convey visual, auditory, and semantic information and usually need to be learned within real words.

Is Kanji an alphabet?

No. An alphabet represents sounds using letters. Hiragana and katakana are also phonetic systems, although they are syllabaries: each symbol generally represents a sound unit, such as か (ka), き (ki), or く (ku).

Kanji works differently. A single character can represent a basic concept, be part of several words, and have different readings depending on the context. Take a look:

• 山 can mean “mountain” and is read as やま (yama) when it appears as a standalone word;
• In 火山, “volcano,” 山 is read as さん, which becomes ざん in the word かざん (kazan);
• The same visual character appears in different words without having a single fixed pronunciation.

For this reason, phrases such as “kanji alphabet” are common in searches, but they do not accurately describe the system. The most appropriate term is kanji character system or simply kanji.

How Kanji, Hiragana, and Katakana Work Together

The three systems do not compete with one another. They share functions in the Japanese writing system.

kanji It typically represents units of meaning in nouns, verbs, adjectives, and many proper nouns.

hiragana It appears in particles, grammatical endings, words typically written without kanji, and auxiliary readings called furigana.

Katakana It is common in foreign words, scientific names, onomatopoeia, brand names, and highlighted elements.

Take a look at the sentence:

I'm studying Japanese.

Reading: I'm studying Japanese.

Romaji: I'm studying Japanese.

Natural translation: I study Japanese.

In this sentence, 日本語 and 勉強 are written in kanji; を and します are written in hiragana. The reader quickly recognizes the blocks of meaning and, at the same time, identifies the grammatical function of the endings and particles.

This balance is one of the reasons why you don't need to “finish all the kanji” before you start reading. Progress happens when kana, vocabulary, grammar, and kanji advance together.

A kanji does not always correspond to a word

One of the most common mistakes is to assume that each kanji corresponds to a complete, fixed word. Sometimes this is the case, but it is not a rule.

The character 水 can appear on its own as 水 (mizu, mizu), “water.” It also appears in words such as 水曜日 (すいようび, Wednesday), “Wednesday,” and 水泳 (suiei, I got dirty), “swimming.” In each case, the character contributes to the word, but its sound and function depend on the combination.

Therefore, a useful study sheet should not only contain:

• character;
• translation;
• reading.

It must also include:

• one or two common words;
• reading those words;
• a short sentence;
• the mental component or image that helps us recognize the shape;
• A note on the interpretation used in that context.

Instead of memorizing 水 = “water,” it’s more productive to learn a small set of characters:

• 水 — みず — water;
• Wednesday — suiyōbi — Wednesday;
• I drink water. — I drink water. — I drink water.

Thus, the character ceases to be an abstract symbol and becomes part of the language.

Meaning, reading, and vocabulary: three different things

To study kanji effectively, break them down into three layers.

Basic Meaning

It is a concept used to categorize characters, such as “water,” “mountain,” “eat,” or “study.” This meaning serves as a reference, not a translation that applies to all words.

Reading

It is the way the character is pronounced in a specific word. A kanji can have multiple readings, and some of them appear only in certain combinations.

Vocabulary

It is the actual word you use to understand or speak Japanese. The word conveys pronunciation, meaning, and context.

This separation avoids two problems: trying to pronounce a kanji without looking at the whole word, and mechanically translating each character in an expression. In Japanese, the most useful unit for a student is usually the word, not the individual character.

On'yomi and kun'yomi

Kanji readings are often classified into two main groups.

Kun’yomi (訓読み) These are Japanese readings associated with words that already existed in the language. In dictionaries, they are usually written in hiragana.

On’yomi (音読み) These are readings derived from Chinese pronunciations that were adapted to Japanese at various times. In dictionaries, they are usually written in katakana.

A very useful rule of thumb is:

• A single kanji, especially when accompanied by hiragana, often uses kun’yomi;
• Compounds consisting of two or more kanji often use on’yomi.

Please note:

I look at the mountain.

Reading: やまを みます。

Romaji: I'll spoil Yama.

Translation: I see the mountain.

Here, 山 is read as やま, a kun’yomi reading.

There is a volcano.

Reading: There is a volcano.

Romaji: There is a Kazan.

Translation: There is a volcano.

In 火山, the characters form a compound and use on’yomi readings. The pronunciation also undergoes a sound change: さん becomes ざん.

This rule helps, but it doesn't cover every situation. There are exceptions, special pronunciations, and words whose pronunciation must be learned as a whole. Therefore, please refer to the specific article When should you read a kanji using on’yomi or kun’yomi? to explore the topic further without turning a trend into an absolute rule.

What is okurigana?

Okurigana (送り仮名) are hiragana characters that accompany a kanji, mainly in verbs and adjectives. They indicate endings and grammatical changes.

食べる — Eat — taberu — to eat

食べます — I'll eat it — tabemasu — to eat, polite form

食べない — I won't eat it — tabenai — not to eat

The kanji 食 retains the core meaning, while the hiragana changes to convey inflection. This helps explain why simply studying the character 食 and a list of readings isn't enough. You need to recognize the word and observe how it functions in a sentence.

Okurigana also helps distinguish between words that use the same kanji. The reading and ending indicate which word is being used and what function it serves.

Radicals and Components: How to Understand the Structure

Complex kanji become less intimidating when you learn to break them down into parts. These parts can serve different functions.

One radical, in the traditional dictionary sense, is the component used to classify the character. The word, on the other hand, component is broader: any recognizable part that helps in analyzing the shape.

In some kanji, a component suggests a semantic field. In others, a part provides a clue to pronunciation. Many characters belong to the historical category of phonosemantic compounds, which combine a semantic clue with a phonetic clue. This does not mean that the relationship is always obvious to the modern learner, but recognizing visual families can reduce the effort required for memorization.

Consider these characters:

• 時 — time;
• 詩 — poem;
• 持 — to hold, to possess.

They share 寺 as a component, but have different radicals on the left: 日, 言, and 扌. These parts help distinguish fields of meaning and identify a character family.

When studying a new kanji, ask yourself:

1. Which parts do I already recognize?
2. Is there an element that suggests meaning?
3. Is there a font family with a similar design?
4. What is the root used for lookup?
5. In which common words does this character appear?

Avoid making up etymological explanations and presenting them as fact. A mnemonic story can be useful even if it isn't the historical origin of the character, as long as it's clear that it's a memory technique.

Order of the strokes: Do I need to learn this?

You don't need to be an expert in calligraphy to read Japanese. Still, knowing the stroke order is helpful for four reasons:

• helps reproduce a recognizable shape;
• makes it easier to identify the components;
• improves search by character in dictionaries and on keyboards;
• creates a consistent standard for handwriting.

The most common patterns include writing from top to bottom and from left to right, but there are nuances and exceptions. Instead of trying to figure out all the sequences, watch animations or consult reliable diagrams, and practice a few characters at a time.

The guide How to write Japanese lyrics (kanjis) It provides basic rules and writing exercises. To practice, stick to short sessions: look at the model, trace it slowly, cover the example, and try to reproduce it without looking. Compare the proportions and positions of the components, not just the number of strokes.

How many kanji are there?

There is no single number that applies to every situation. Comprehensive dictionaries list thousands of characters, including rare, historical, specialized, and those used in names. That doesn’t mean a person needs to study all of them to use Japanese in everyday life.

The best-known reference for general use is the list of Jōyō kanji (常用漢字). The current official list contains 2,136 characters and serves as a guideline for writing modern Japanese in everyday social contexts. It is not intended to cover all proper names, technical fields, ancient texts, or individual writing choices.

Therefore, “there are 2,136 kanji” is an incorrect simplification. It is correct to say that the official list of commonly used characters contains 2,136 characters, while the total number of characters found in Japanese is greater.

The article The Japanese characters of the Jōyō kanji This will provide the specific information needed to understand this list, its purpose, and its limitations.

How many kanji should a beginner learn?

There is no one-size-fits-all goal that applies to everyone. The appropriate number depends on your goal, the time you have available, the vocabulary you’ve studied, and the type of text you want to read.

To start with, a small, focused goal is better than a huge list. You can study three to five new characters per week, as long as each one is accompanied by words and review exercises. Someone else might be able to handle ten or more. The criterion shouldn’t just be “how many I’ve seen,” but rather:

• as many as I can put into words;
• as many as I can read in sentences;
• how many I can still remember after a week;
• as many as I can tell apart from similar characters;
• how much of the vocabulary from my course I can already understand.

If your retention rate drops, reduce the number of new items you introduce and increase the amount of review. Learning kanji is a cumulative process: a small, solid foundation allows you to progress faster later on.

Where to Start When Studying Kanji

Before moving on to kanji, learn hiragana and become somewhat familiar with katakana. You don't need to be able to write both syllabaries perfectly, but you should be able to recognize kana without constantly relying on romaji.

Next, follow a sequence like this:

1. Choose useful words from your course or daily routine;
2. Identify the main kanji in each word;
3. Learn the basic meaning just as a reference;
4. memorize the entire word;
5. Note the components and the order of the strokes;
6. Read a short sentence;
7. review at increasingly frequent intervals;
8. Find the character in real texts.

An initial selection might include concrete and common concepts, such as numbers, days, people, directions, time, school, food, and basic actions. The article Japanese numbers with kanji It's a good starting point because it connects visual elements to a system that students already understand.

Don't choose the first characters just because they have few strokes. The frequency and usefulness of the word are more important than its appearance on its own.

How to Memorize Kanji Without Memorizing Individual Lists

Study words, not just reading passages

A kanji can have many readings, but you don't need to memorize them all right away. Start by learning the readings found in the words you're actually studying.

For 生, for example, a chart listing all the possibilities can be overwhelming for a beginner. It’s more efficient to learn words like 先生 (sensei, Sensei, professor) and 生まれる (うまれる, areru, to be born) at appropriate times.

Use mnemonic stories honestly

An image or short story can connect elements to meaning. It doesn't need to reflect the character's historical origin. It needs to be clear, memorable, and personal.

The method presented in "Remembering the Kanji" and the Heisig Method It works closely with associations. Use this type of resource as part of the system, not as a substitute for reading, vocabulary, and exposure to sentences.

Schedule a service interval

Reviewing everything every day is a waste of time; reviewing only when you forget creates large gaps. Spaced repetition aims to present the material around the time your memory begins to fade.

Each card can display a word with kanji on the front, and on the back:

• reading in kana;
• meaning;
• short sentence;
• audio, when available;
• comment on a component;
• contrast with a similar character.

Avoid cards that require you to read all the clues, understand all the meanings, and write perfectly all at once. Break down different skills into separate tasks.

Write selectively

Copying a character dozens of times can result in automatic repetition without understanding. A more effective practice combines observation and recall:

1. Look at the shape and name the parts;
2. Follow the order of the strokes;
3. Write it two or three times using the template;
4. hide the template;
5. write from memory;
6. Compare and correct;
7. Use the kanji in a word.

Handwriting is especially useful when you confuse similar shapes. For those who prioritize reading, typing, and comprehension, it may take up a smaller part of their daily routine.

Read graded texts

Recognition improves when a character reappears in a variety of contexts. Texts for beginners, course dialogues, short stories, and dictionary examples allow learners to encounter the same kanji again without being overwhelmed by excessive density.

When furigana is present, try to recognize the kanji first and then confirm the reading. If you automatically look only at the hiragana, the furigana stops serving as a bridge and becomes a crutch.

Recognizing, reading, writing, and typing are different skills

You may be able to recognize a kanji without being able to write it from memory. You may know how to read a word but not be able to explain each component. You may be able to type correctly using a Japanese keyboard without having mastered handwriting.

These differences are normal. Set your priorities based on your goal:

Don't use a weak skill to undo all your progress. At the same time, don't confuse passive familiarity with complete mastery. Test what you really want to develop.

Kanji and the JLPT

The JLPT assesses linguistic knowledge, reading, and listening comprehension across five levels, from N5 to N1. Kanji appear within vocabulary and reading passages, not as a separate set of characters to be copied.

Since the exam was revised in 2010, the organizers have not published an official, definitive list of kanji, vocabulary, and grammar for each level. The lists found in books and on websites may be useful as educational guidelines, but they should not be presented as the official JLPT syllabus.

Anyone studying for the test should combine:

• common words and kanji at the target level;
• reading sentences and texts;
• contextual reading comprehension;
• sample questions and official materials;
• review of the points that cause confusion.

The goal is not merely to indicate that a character has been “studied,” but to understand how it appears in words and texts similar to those found on the test.

Common Mistakes When Learning Kanji

Trying to memorize all the readings at once

This increases the workload without guaranteeing that the words will be used. Start with the most common words and expand your vocabulary as new combinations arise.

Using romaji for too long

Romaji can help with initial exposure, but it prevents kana reading from becoming automatic. Keep kana visible and gradually reduce the use of romanization.

Confusing the meaning of a character with the translation of a word

A compound word may have a meaning that is not the literal sum of the meanings of each kanji. Learn the translation of the entire word.

Ignore similar characters

“未” and “末,” “土” and “士,” and “人” and “入” can be confused when studied in isolation. Compare the pairs and identify which stroke actually changes.

Copy without retrieving from memory

Motor repetition does not guarantee recall. Include unprompted attempts and reading in sentences.

Proceed without reviewing

A sequence of hundreds of new items creates a sense of progress, but it may mask low retention. Adjust the pace based on real-world testing.

Treating mnemonics as etymology

A made-up story can be a great way to remember something. Just don't present it as a historical fact without a reliable source.

Waiting to “finish the kanji” before reading

Reading is part of the learning process, not the ultimate reward. Start with short texts that are appropriate for your level.

A Four-Week Plan to Get Started

Week 1: Laying the Foundation

• review hiragana;
• Choose ten useful words;
• Select three to five kanji from among them;
• Create flashcards with words, reading passages, and phrases;
• Practice the stroke order once for each character.

Week 2: Recognizing in Context

• Keep reviewing the first few items;
• add three to five characters;
• Read sentences that reuse the previous kanji;
• Compare at least one pair of similar shapes;
• Write the words, not just individual characters.

Week 3: Observing Families

• Identify repeated components;
• group words by theme or graphic family;
• Do a short reading session without romaji;
• Check which readings already appear naturally;
• Reduce new items if retention is low.

Week 4: Test and Adjust

• Read a short text that includes some of the kanji you've studied;
• Take a recognition test;
• Try to write down only the priority items from memory;
• note which errors are related to form, reading, or meaning;
• Plan for the coming month based on the results.

In the end, you will have studied fewer characters than you would have in a fast-track list, but you will have a system that can last for months.

Introductory Exercise

Use the words below:

• 山 — yama — mountain;
• Volcano — かざん — volcano;
• 水 — みず — water;
• Wednesday — suiyōbi — Wednesday;
• 食べる — たべる — to eat;
• School — gakkō — school.

Please answer:

1. In which words does this kanji appear on its own?
2. In which words does it form part of a compound?
3. Where can you find okurigana?
4. Which character changes its pronunciation depending on the word?
5. Which words would you recognize in a sentence without romaji?

Next, create a short sentence using one of the words. Here's an example:

I'll drink some water.

Reading: みずを のみます。

Romaji: I'll drink some water.

Translation: I drink water.

Tools and materials for studying

A kanji routine can combine features with different functions:

• a dictionary for looking up words, definitions, and examples;
• a spaced repetition tool;
• diagrams or animations showing the order of the strokes;
• texts with furigana;
• worksheets for selective writing;
• a course or book that covers vocabulary and grammar.

On "How to Learn Japanese," you can continue exploring content on Jisho — Free Online Japanese Dictionary, Japanese Calligraphy Exercises Using Jōyō Kanji, Mouth, sun, moon and eyes in kanji and 5 kanji for verbs: to see, to say, to study, to buy, and to hear.

Choose tools that complement each other. A dictionary doesn't organize review sessions; a flashcard app isn't a substitute for reading; a handwriting worksheet doesn't teach how to use a word in context.

Next Steps

Once you understand the overview, proceed based on your main challenge:

• To learn the form: How to write Japanese lyrics (kanjis);
• To understand pronunciations: When should you read a kanji using on’yomi or kun’yomi?;
• To study the list of common uses: The Japanese characters of the Jōyō kanji;
• To learn about a mnemonic method: "Remembering the Kanji" and the Heisig Method;
• To start with a specific example: Japanese numbers with kanji;
• To practice: Japanese Calligraphy Exercises Using Jōyō Kanji.

The best sequence is the one that addresses the next real obstacle. You don't have to go through all the content before continuing with your main course.

Common questions

How to Continue Your Kanji Studies

Kanji stops feeling like a barrier once you realize you don't need to memorize an entire dictionary. The initial goal is to recognize useful characters within words, understand the reading used in that context, and spot them again in sentences and texts.

Start with basic kana, common vocabulary, and just a few new items. Use components and mnemonics to remember the shapes, spaced repetition to retain what you’ve learned, selective writing to distinguish between characters, and reading to transform isolated knowledge into true understanding.

The next recommended step is to choose a specific area of focus: stroke order, reading, Jōyō kanji, numbers, or calligraphy practice. From there, this HUB serves as a guide you can return to whenever you need to reorganize your studies.