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Nihongo

Classroom

かい kai Jōyō Kanji Practice Quiz

Page 1

  • kanji

    Meaning

    Meet

    Reading

    kunyomi

    a

    onyomiかい

    kai

    Parts

    Person Two Private

    Example Word

    社会科学: social science. The Japanese noun '社会科学 (しゃかいかがく)' refers to 'social science', which is the academic study of human society and social relationships. This term encompasses disciplines such as sociology, political science, economics, anthropology, and psychology. It is used in academic, professional, and everyday contexts to discuss the systematic study of human behavior and societal structures. For example: Social science is important for understanding society「社会科学は社会を理解するために重要です」(しゃかいかがくはしゃかいをりかいするためにじゅうようです). She is studying social science at university「彼女は大学で社会科学を勉強しています」(かのじょはだいがくでしゃかいかがくをべんきょうしています).

    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

    解消: resolution. The Japanese noun '解消 (かいしょう)' refers to the act of resolving, eliminating, or dissolving something, such as a problem, tension, or a condition. It is often used in contexts where an issue or situation is being cleared or settled. For example: The tension was resolved「緊張が解消された」(きんちょうがかいしょうされた). We need to resolve this problem「この問題を解消する必要がある」(このもんだいをかいしょうするひつようがある). The term can also be used in contexts like stress relief or dissolving a contract, emphasizing the idea of something being cleared or removed.

    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

    海峡: strait. The Japanese noun '海峡 (かいきょう)' refers to a 'strait', which is a narrow passage of water connecting two larger bodies of water. This term is often used in geographical contexts to describe natural waterways. For example: The strait is very narrow「その海峡はとても狭い」(そのかいきょうはとてもせまい). Ships pass through the strait「船が海峡を通る」(ふねがかいきょうをとおる). The word is commonly used in discussions about geography, navigation, and marine environments.

    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

    開会: opening. The Japanese verbal noun '開会 (かいかい)' refers to the act of opening or commencing a meeting, conference, or event. It is commonly used in formal contexts to denote the start of organized gatherings. For example: The opening of the conference will be at 10 AM「開会は午前10時です」(かいかい は ごぜん じゅうじ です). The chairman declared the meeting open「議長が開会を宣言しました」(ぎちょう が かいかい を せんげん しました). This term is often paired with words like 'ceremony' or 'speech' to specify the nature of the opening event, such as '開会式 (かいかいしき) (opening ceremony)' or '開会の挨拶 (かいかい の あいさつ) (opening speech).'

    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

    境界: boundary. The Japanese noun '境界 (きょうかい)' refers to a boundary or border, often used to describe a physical or conceptual line separating two areas, ideas, or states. It can be used in various contexts, such as geographical boundaries, personal limits, or abstract distinctions. For example: the boundary between the two countries「二つの国の境界」(ふたつのくにのきょうかい). The boundary between dreams and reality「夢と現実の境界」(ゆめとげんじつのきょうかい). This word is commonly used in both literal and metaphorical contexts, emphasizing the idea of separation or division.

    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: floor. The Japanese suffix '階 (かい)' is used to indicate the floor or level of a building. It is commonly attached to numbers to specify which floor something is on. For example: second floor「二階」(にかい). This suffix is essential for giving directions or describing locations within multi-story buildings. It is important to note that '階' is always used in combination with a number or counter, and it cannot stand alone to mean 'floor'. Additional examples include: third floor「三階」(さんかい), first floor「一階」(いっかい).

    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

    皆様: everyone. The Japanese noun '皆様 (みなさま)' is a polite and respectful way to refer to 'everyone' or 'all of you'. It is often used in formal settings, speeches, or when addressing a group of people with respect. For example: Thank you, everyone「皆様、ありがとうございます」(みなさま、ありがとうございます). Everyone, please take care「皆様、お気をつけてください」(みなさま、おきをつけてください). The term is more formal than '皆 (みな)' and is commonly used in written communication or formal announcements.

    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

    怪しい: suspicious. The Japanese adjective '怪しい (あやしい)' primarily means 'suspicious'. It is used to describe something or someone that seems dubious, questionable, or not entirely trustworthy. This can apply to situations, objects, or people. For example: That person looks suspicious「あの人は怪しい」(あのひとはあやしい). The story sounds suspicious「その話は怪しい」(そのはなしはあやしい). Additionally, '怪しい' can sometimes imply a sense of mystery or the supernatural, as in: The old house looks eerie「その古い家は怪しい」(そのふるいいえはあやしい). The nuance of the word can vary depending on context, but it generally conveys a sense of doubt or unease.

    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

    改札: ticket gate. The Japanese verbal noun '改札 (かいさつ)' refers to the process of checking and validating tickets at a ticket gate, typically at train stations. It is often used to describe the area where tickets are checked, as well as the act of passing through such a gate. For example: Please go through the ticket gate「改札を通ってください」(かいさつをとおってください). The ticket gate is crowded「改札が混雑している」(かいさつがこんざつしている). This term is essential for navigating public transportation in Japan, as it is a common part of the travel process.

    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

    介護: care. The Japanese noun '介護 (かいご)' refers to 'care', specifically the act of providing physical or emotional support to someone who is elderly, ill, or disabled. It is often used in contexts related to nursing, caregiving, or support services. For example: She works in elderly care「彼女は高齢者介護の仕事をしています」(かのじょはこうれいしゃかいごのしごとをしています). My father needs care at home「父は在宅介護が必要です」(ちちはざいたくかいごがひつようです). The term is commonly associated with professional or familial caregiving roles and is a significant topic in Japan due to its aging population.

    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

    不快: discomfort. The Japanese noun '不快 (ふかい)' refers to a feeling of discomfort or unpleasantness. It can describe physical discomfort, such as feeling unwell, or emotional discomfort, such as unease or irritation. This word is often used in contexts where something causes a negative sensation or reaction. For example: I feel discomfort in this situation「この状況に不快を感じる」(このじょうきょうにふかいをかんじる). The smell caused discomfort「その匂いが不快を引き起こした」(そのにおいがふかいをひきおこした). It is also commonly used in phrases like '不快感 (ふかいかん)' (feeling of discomfort) to emphasize the sensation of unease.

    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

    回数: number or times. The Japanese noun '回数 (かいすう)' refers to the number of times something occurs or is done. It is often used in contexts where counting occurrences or repetitions is important. For example: I forgot the number of times I visited that place「あの場所を訪れた回数を忘れた」(あのばしょをおとずれたかいすうをわすれた). The number of times you can try is limited「試せる回数は限られている」(ためせるかいすうはかぎられている). Note that '回数' is commonly used in formal or technical contexts, such as in instructions, statistics, or when discussing frequency.

    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: picture. The Japanese noun '絵 (え)' means 'picture' or 'painting'. It refers to a visual representation, typically created through drawing, painting, or other artistic methods. This word is commonly used in contexts involving art, illustrations, or any form of visual depiction. For example: This is a beautiful picture「これは美しい絵です」(これはうつくしいえです). I like to draw pictures「絵を描くのが好きです」(えをかくのがすきです). The word can also be used metaphorically to describe a vivid mental image or scenario, as in '絵に描いたような美しさ (えにかいたようなうつくしさ)' meaning 'beauty as if painted in a picture'.

    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: ash. The Japanese noun '灰 (はい)' means 'ash'. This word refers to the powdery residue left after something has been burned, such as wood, paper, or other materials. It is commonly used in contexts related to fire, cremation, or cleaning up after burning something. For example: The ash fell from the cigarette「灰がタバコから落ちた」(はいがタバコからおちた). She cleaned the ash from the fireplace「彼女は暖炉の灰を掃除した」(かのじょはだんろのはいをそうじした). The word can also be used metaphorically to describe something that has been reduced to nothing, as in 'all turned to ash'「すべて灰になった」(すべてはいになった).

    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

    壊れる: break. The Japanese verb '壊れる (こわれる)' means 'to break' or 'to be broken'. It is an intransitive verb, meaning it describes something that breaks on its own or becomes non-functional without an external agent being specified. This verb is commonly used for objects, machines, or systems that stop working or become damaged. For example: The watch broke「時計が壊れた」(とけいがこわれた). The computer broke down「パソコンが壊れた」(パソコンがこわれた). Note that '壊れる' implies the state of being broken, whereas '壊す (こわす)' is the transitive form, meaning 'to break 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