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Nihongo

Classroom

Jōyō KanjiOrganized by Onyomi reading

かい kai

 

    kanji

    Meaning

    Meet

    Reading

    kunyomi

    a

    onyomiかい

    kai

    Parts

    Person Two Private

    Example Word

    会議: meeting. The Japanese verbal noun '会議 (かいぎ)' refers to a formal meeting or conference where discussions and decisions are made. It is commonly used in business, organizational, or political contexts. For example: We have a meeting tomorrow「明日会議があります」(あしたかいぎがあります). The meeting was productive「会議は生産的でした」(かいぎはせいさんてきでした). This term emphasizes the structured and official nature of the gathering, distinguishing it from casual or informal meetings.

    Radical

    Stroke Count

    6

    JLPT

    N4

    Grade

    2

    Frequency

    98

    Handwriting

    kanji

    Meaning

    Solve, Untie

    Reading

    kunyomi

    to

    onyomi

    ge

    かい

    kai

    Parts

    Corner, Angle Sword Cow

    Example Word

    解く: solve or untie. The Japanese verb '解く (とく)' has two primary meanings. The first is 'to solve', as in solving a problem or puzzle. For example: I solved the math problem「数学の問題を解いた」(すうがくのもんだいをといた). The second meaning is 'to untie', as in untying a knot or untying something that is bound. For example: He untied the rope「彼はロープを解いた」(かれはロープをといた). The verb can also be used metaphorically, such as untying a mystery or solving a riddle. The context will usually make it clear which meaning is intended.

    Radical

    Stroke Count

    13

    JLPT

    N3

    Grade

    5

    Frequency

    213

    Handwriting

    kanji

    Meaning

    Sea

    Reading

    kunyomiうみ

    umi

    onyomiかい

    kai

    Parts

    Water (水)Every

    Example Word

    海上: sea. The Japanese noun '海上 (かいじょう)' refers to the surface of the sea or ocean. It is often used in contexts related to maritime activities, such as shipping, navigation, or events occurring on the water. For example: The ship is sailing on the sea「船は海上を航行している」(ふねはかいじょうをこうこうしている). There was an accident at sea「海上で事故があった」(かいじょうでじこがあった). This term is distinct from '海 (うみ)', which simply means 'sea' or 'ocean', as '海上' specifically emphasizes the surface or area above the water.

    Radical

    Stroke Count

    9

    JLPT

    N4

    Grade

    2

    Frequency

    219

    Handwriting

    kanji

    Meaning

    Open

    Reading

    kunyomi

    a

    ひら

    hira

    onyomiかい

    kai

    Parts

    Gate Open

    Example Word

    開催: holding. The Japanese verbal noun '開催 (かいさい)' means 'holding' or 'holding an event'. It is commonly used to describe the act of organizing or conducting events, such as meetings, conferences, festivals, or competitions. For example: The festival will be held next week「来週、祭りが開催されます」(らいしゅう、まつりがかいさいされます). The conference was held in Tokyo「会議は東京で開催されました」(かいぎはとうきょうでかいさいされました). This term is often used in formal or official contexts to announce or describe events.

    Radical

    Stroke Count

    12

    JLPT

    N4

    Grade

    3

    Frequency

    244

    Handwriting

    kanji

    Meaning

    World

    Reading

    onyomiかい

    kai

    Parts

    Rice field Mediate, Jammed in

    Example Word

    世界: world. The Japanese noun '世界 (せかい)' means 'world'. It refers to the entire planet, the global community, or a specific realm or domain. This word is commonly used in contexts discussing global issues, geography, or abstract concepts like 'world of dreams'. For example: The world is vast「世界は広い」(せかいはひろい). I want to travel the world「世界を旅したい」(せかいをたびしたい). It can also be used metaphorically, as in 'the world of art'「芸術の世界」(げいじゅつのせかい).

    Radical

    Stroke Count

    9

    JLPT

    N4

    Grade

    3

    Frequency

    309

    Handwriting

    kanji

    Meaning

    Storey

    Reading

    onyomiかい

    kai

    Parts

    All Mound (阜)

    Example Word

    階層: layer or hierarchy. The Japanese noun '階層 (かいそう)' can mean 'hierarchy' or 'layer', depending on the context. When referring to 'hierarchy', it is often used in social, organizational, or class structures. For example: the company has a strict hierarchy「その会社は厳しい階層がある」(そのかいしゃはきびしいかいそうがある). When referring to 'layer', it is used in contexts like geological layers, software layers, or other stratified systems. For example: the earth has many layers「地球は多くの階層がある」(ちきゅうはおおくのかいそうがある). The word is neutral and can be applied to both abstract and concrete structures.

    Radical

    Stroke Count

    12

    JLPT

    N2

    Grade

    3

    Frequency

    375

    Handwriting

    kanji

    Meaning

    All

    Reading

    kunyomiみな

    mina

    みんな

    minna

    onyomiかい

    kai

    Parts

    Compare, Ratio White

    Example Word

    皆さん: everyone. The Japanese noun '皆さん (みなさん)' is a polite and respectful way to address or refer to a group of people, meaning 'everyone' or 'all of you'. It is commonly used in formal or polite situations, such as speeches, announcements, or when addressing an audience. For example: Good morning, everyone!「皆さん、おはようございます!」(みなさん、おはようございます). Thank you, everyone, for coming today「皆さん、今日は来てくれてありがとうございます」(みなさん、きょうはきてくれてありがとうございます). The term is inclusive and conveys a sense of respect towards the group being addressed.

    Radical

    Stroke Count

    9

    JLPT

    N3

    Grade

    7

    Frequency

    403

    Handwriting

    kanji

    Meaning

    Weird, Suspicious

    Reading

    kunyomiあや

    aya

    onyomi

    ke

    かい

    kai

    Parts

    Holy

    Example Word

    怪我: injury. The Japanese verbal noun '怪我 (けが)' means 'injury'. It refers to physical harm or damage to the body, such as cuts, bruises, or sprains. This word is commonly used in everyday conversation and medical contexts. For example: I got a minor injury「軽い怪我をした」(かるいけがをした). Be careful not to get injured「怪我をしないように気をつけて」(けがをしないようにきをつけて). The word can also be used metaphorically to describe emotional or psychological harm, though this usage is less common. It is important to note that '怪我' specifically refers to injuries caused by accidents or external factors, not illnesses or diseases.

    Radical

    Stroke Count

    8

    JLPT

    N1

    Grade

    8

    Frequency

    455

    Handwriting

    kanji

    Meaning

    Reform

    Reading

    kunyomiあらた

    arata

    onyomiかい

    kai

    Parts

    Oneself Strike

    Example Word

    改まる: reform. The Japanese verb '改まる (あらたまる)' primarily means 'to reform' or 'to change for the better'. It is often used in contexts where something is being improved, revised, or made more formal. This verb can be used in both literal and figurative senses, such as reforming a system or changing one's behavior. For example: The company reformed its policies「会社は方針を改まった」(かいしゃはほうしんをあらたまった). His attitude changed for the better「彼の態度が改まった」(かれのたいどがあらたまった). It's important to note that this verb often carries a connotation of positive change or improvement.

    Radical

    Stroke Count

    7

    JLPT

    N2

    Grade

    4

    Frequency

    588

    Handwriting

    kanji

    Meaning

    Mediate, Jammed in

    Reading

    onyomiかい

    kai

    Parts

    Person 丿Katakana no Stick

    Example Word

    介入: intervention. The Japanese noun '介入 (かいにゅう)' means 'intervention'. It refers to the act of becoming involved in a situation, often to influence or change its outcome. This word is commonly used in contexts such as politics, medicine, or conflicts, where an external party steps in to alter the course of events. For example: The government's intervention was necessary「政府の介入が必要だった」(せいふのかいにゅうがひつようだった). The doctor recommended medical intervention「医者は医療介入を勧めた」(いしゃはいりょうかいにゅうをすすめた). Note that '介入' carries a neutral to formal tone and is often used in serious or professional contexts.

    Radical

    Stroke Count

    4

    JLPT

    N2

    Grade

    7

    Frequency

    591

    Handwriting

    kanji

    Meaning

    Pleasant

    Reading

    kunyomiこころよ

    kokoroyo

    onyomiかい

    kai

    Parts

    Decide

    Example Word

    快適: comfortable. The Japanese noun '快適 (かいてき)' means 'comfortable'. It is used to describe a state or condition that is pleasant, agreeable, and free from discomfort. This word can be applied to various contexts, such as describing a comfortable environment, a comfortable feeling, or a comfortable situation. For example: This chair is comfortable「この椅子は快適です」(このいすはかいてきです). I feel comfortable in this room「この部屋で快適に感じます」(このへやでかいてきにかんじます). The word '快適' often conveys a sense of ease and satisfaction, making it a common term in discussions about living conditions, travel, and personal well-being.

    Radical

    Stroke Count

    7

    JLPT

    N2

    Grade

    5

    Frequency

    607

    Handwriting

    kanji

    Meaning

    Revolve, Times

    Reading

    kunyomiまわ

    mawa

    onyomiかい

    kai

    Parts

    Mouth

    Example Word

    回: times. The Japanese suffix '回 (かい)' is used to indicate the number of times an action occurs. It is commonly attached to numbers to express frequency or repetition. For example: three times「三回」(さんかい). I have been to Japan twice「日本に二回行ったことがある」(にほんにかいあったことがある). This suffix is versatile and can be used in various contexts to denote occurrences, such as in sports, events, or daily activities. It is important to note that '回' is often used in combination with verbs to specify how many times an action has been performed.

    Radical

    Stroke Count

    6

    JLPT

    N3

    Grade

    2

    Frequency

    613

    Handwriting

    kanji

    Meaning

    Picture

    Reading

    onyomiかい

    kai

    e

    Parts

    Thread Meet

    Example Word

    絵画: painting. The Japanese noun '絵画 (かいが)' refers to 'painting' as an art form. It is used to describe works of art created with paint, typically on canvas or paper. This term is often used in formal or artistic contexts. For example: I like this painting「この絵画が好きです」(このかいががすきです). The museum has many paintings「美術館には多くの絵画があります」(びじゅつかんにはおおくのかいががあります). The word can also refer to the broader category of visual art, but it is most commonly associated with painted works.

    Radical

    Stroke Count

    12

    JLPT

    N3

    Grade

    2

    Frequency

    615

    Handwriting

    kanji

    Meaning

    Street, Boulevard

    Reading

    kunyomiまち

    machi

    onyomiがい

    gai

    かい

    kai

    Parts

    Go

    Example Word

    街: town. The Japanese noun '街 (まち)' refers to a town or a city, often implying a lively or bustling area with shops, streets, and people. It is commonly used to describe urban areas or specific districts within a city. For example: Let's go to the town「街に行こう」(まちにいこう). This town is very lively「この街はとてもにぎやかだ」(このまちはとてもにぎやかだ). The word can also carry a sense of community or a specific atmosphere, such as a shopping street or a cultural district. It is distinct from '村 (むら)' (village) or '都市 (とし)' (metropolis), as it often conveys a smaller, more intimate urban space.

    Radical

    Stroke Count

    12

    JLPT

    N1

    Grade

    4

    Frequency

    735

    Handwriting

    kanji

    Meaning

    Bosom, Pocket

    Reading

    kunyomiなつ

    natsu

    ふところ

    futokoro

    onyomiかい

    kai

    Parts

    Ten Net Clothes

    Example Word

    懐かしい: nostalgic. The Japanese adjective '懐かしい (なつかしい)' means 'nostalgic' or 'evoking fond memories'. It is used to describe something that brings back memories of the past, often with a sense of longing or warmth. This word is commonly used when encountering something familiar from one's past, such as a place, a song, or an object. For example: This song is nostalgic「この歌は懐かしい」(このうたはなつかしい). I feel nostalgic when I see this photo「この写真を見ると懐かしい気持ちになる」(このしゃしんをみるとなつかしいきもちになる). The word can also be used to express a sense of missing someone or something from the past, as in 'I miss my hometown'「故郷が懐かしい」(こきょうがなつかしい).

    Radical

    Stroke Count

    16

    JLPT

    N1

    Grade

    9

    Frequency

    905

    Handwriting

    kanji

    Meaning

    Remains

    Reading

    kunyomiむくろ

    mukuro

    onyomiがい

    gai

    かい

    kai

    Parts

    Bone

    Radical

    Stroke Count

    16

    Grade

    10

    Frequency

    1172

    Handwriting

    kanji

    Meaning

    Contraption

    Reading

    onyomiかい

    kai

    Parts

    Tree, Wood Admonish, Commandment

    Example Word

    機械: machine or mechanism. The Japanese noun '機械 (きかい)' primarily means 'machine' and refers to a device or apparatus that performs a specific task, often involving mechanical or automated processes. It can also mean 'mechanism', referring to the internal workings or structure of a machine. This word is commonly used in contexts related to technology, engineering, and industry. For example: This machine is very advanced「この機械はとても進んでいる」(このきかいはとてもすすんでいる). The mechanism of this clock is complicated「この時計の機械は複雑だ」(このとけいのきかいはふくざつだ). Note that '機械' is often used in technical or formal contexts, distinguishing it from simpler devices or tools.

    Radical

    Stroke Count

    11

    JLPT

    N2

    Grade

    4

    Frequency

    1219

    Handwriting

    kanji

    Meaning

    Ashes

    Reading

    kunyomiはい

    hai

    onyomiかい

    kai

    Parts

    Cliff Fire

    Example Word

    灰皿: ashtray. The Japanese noun '灰皿 (はいざら)' refers to an 'ashtray', a container used for collecting ash and cigarette butts. It is commonly found in smoking areas, restaurants, or homes where smoking is permitted. Example sentences: Please use the ashtray「灰皿を使ってください」(はいざらをつかってください). The ashtray is full「灰皿がいっぱいです」(はいざらがいっぱいです). This word is straightforward and does not carry additional meanings or nuances beyond its literal definition.

    Radical

    Stroke Count

    6

    JLPT

    N2

    Grade

    6

    Frequency

    1227

    Handwriting

    kanji

    Meaning

    Repent, Regret

    Reading

    kunyomi

    ku

    くや

    kuya

    onyomiかい

    kai

    Parts

    Every

    Example Word

    後悔: regret. The Japanese verbal noun '後悔 (こうかい)' means 'regret'. It refers to the feeling of sadness, repentance, or disappointment over something that has happened or something one has done. It is often used to express remorse or a wish that things had been done differently. For example: I regret not studying harder「もっと勉強しなかったことを後悔している」(もっとべんきょうしなかったことをこうかいしている). He regrets his decision「彼は自分の決断を後悔している」(かれはじぶんのけつだんをこうかいしている). This word is commonly used in both formal and informal contexts to express personal feelings of regret.

    Radical

    Stroke Count

    9

    JLPT

    N1

    Grade

    8

    Frequency

    1290

    Handwriting

    kanji

    Meaning

    Demolition, Break down

    Reading

    kunyomiこわ

    kowa

    onyomiかい

    kai

    Parts

    Soil Ten Net Clothes

    Example Word

    壊す: break. The Japanese verb '壊す (こわす)' means 'to break'. It is used when something is physically damaged or destroyed, such as breaking an object or ruining a structure. It can also be used metaphorically, such as breaking a relationship or ruining a plan. Example sentences: I broke the vase「花瓶を壊した」(かびんをこわした). Don't break the rules「ルールを壊さないで」(ルールをこわさないで). The storm broke the bridge「嵐が橋を壊した」(あらしがはしをこわした). Note that '壊す' implies an action done by someone or something, as opposed to '壊れる (こわれる)', which means 'to be broken' and describes the state of something.

    Radical

    Stroke Count

    16

    JLPT

    N1

    Grade

    7

    Frequency

    1323

    Handwriting

    kanji

    Meaning

    Lid

    Reading

    kunyomiふた

    futa

    かこう

    kakou

    けだ

    keda

    onyomiこう

    kou

    がい

    gai

    かい

    kai

    Parts

    Grass

    Example Word

    蓋: lid. The Japanese noun '蓋 (ふた)' means 'lid'. It refers to a cover or top that is placed over a container to close or seal it. This word is commonly used in everyday contexts, such as when referring to the lid of a pot, jar, or bottle. For example: Please put the lid on the pot「鍋に蓋をしてください」(なべにふたをしてください). The lid of this jar is hard to open「この瓶の蓋は開けにくい」(このびんのふたはあけにくい). The word can also be used metaphorically to describe something that conceals or hides, as in '蓋をする (ふたをする)' which means 'to cover up' or 'to hide something'.

    Radical

    Stroke Count

    13

    Grade

    10

    Frequency

    1333

    Handwriting

    kanji

    Meaning

    Admonish, Commandment

    Reading

    kunyomiいまし

    imashi

    onyomiかい

    kai

    Parts

    Twenty

    Example Word

    警戒: caution. The Japanese verbal noun '警戒 (けいかい)' means 'caution' or 'vigilance'. It refers to the act of being watchful or alert to potential danger or trouble. This word is often used in contexts where one needs to be careful or on guard, such as in security, safety, or even interpersonal relationships. For example: The police are on high alert「警察は警戒を強めている」(けいさつはけいかいをつよめている). We must be cautious of natural disasters「自然災害に警戒しなければならない」(しぜんさいがいにけいかいしなければならない). The word can also be used in phrases like '警戒心 (けいかいしん)', which means 'sense of caution' or 'wariness'.

    Radical

    Stroke Count

    7

    JLPT

    N1

    Grade

    7

    Frequency

    1421

    Handwriting

    kanji

    Meaning

    Defile

    Reading

    kunyomiつい

    tsui

    つぶ

    tsubu

    onyomiかい

    kai

    e

    Parts

    Water (水)Precious

    Example Word

    潰す: ruin or crush. The Japanese verb '潰す (つぶす)' has two primary meanings. The first is 'to crush,' which refers to physically destroying something by applying pressure, such as crushing a can or squashing an insect. For example: I crushed the can「缶を潰した」(かんをつぶした). The second meaning is 'to ruin,' which refers to causing something to fail or be destroyed, often in a metaphorical sense, such as ruining plans or wasting time. For example: He ruined the plan「彼は計画を潰した」(かれはけいかくをつぶした). The verb can also imply wasting resources or opportunities, as in 'to squander.' The nuance depends on the context, so it's important to pay attention to the object being acted upon.

    Radical

    Stroke Count

    15

    Grade

    10

    Frequency

    1600

    Handwriting

    kanji

    Meaning

    Lump

    Reading

    kunyomiかたまり

    katamari

    onyomiかい

    kai

    Parts

    Soil Demon, Ogre

    Radical

    Stroke Count

    13

    JLPT

    N1

    Grade

    8

    Frequency

    1690

    Handwriting

    kanji

    Meaning

    Harmony

    Reading

    kunyomiかな

    kana

    やわ

    yawa

    onyomiかい

    kai

    Parts

    Say (言)All

    Radical

    Stroke Count

    16

    Grade

    10

    Frequency

    1903

    Handwriting

    kanji

    Meaning

    Kidnap

    Reading

    onyomiかい

    kai

    Parts

    Hand (手)Sword Mouth

    Radical

    Stroke Count

    8

    JLPT

    N1

    Grade

    9

    Frequency

    2044

    Handwriting

    kanji

    Meaning

    Square character style, Correctness

    Reading

    onyomiかい

    kai

    Parts

    Tree, Wood All

    Radical

    Stroke Count

    13

    Grade

    10

    Frequency

    2130

    Handwriting

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Onyomi reading Groups

Group 18 of 305