NAT-TEST 5Q study materials
NAT-TEST 5Q study resources

NAT-TEST 5Q key terms

NAT-TEST 5Q · Get comfortable with the vocabulary.

漢字

Chinese characters used in Japanese writing. Each has readings (on'yomi from Chinese, kun'yomi native) and meanings. NAT-TEST 5Q tests recognition of their shapes, readings, and correct usage in words and sentences.

Related: 音読み, 訓読み, 送り仮名
ひらがな

The cursive syllabary of 46 basic characters used for grammatical endings, particles, and words without kanji. Questions often ask you to choose the correct hiragana for an underlined kanji word.

Related: カタカナ, 送り仮名
カタカナ

The angular syllabary of 46 basic characters, used mainly for loanwords, foreign names, and onomatopoeia. Test items check whether you can read a katakana word and match it to its meaning or kanji equivalent.

Related: ひらがな, 外来語
音読み

The reading of a kanji derived from Chinese pronunciation, usually used in compounds of two or more kanji. Identifying on'yomi helps when choosing the correct reading of a compound in vocabulary questions.

Related: 訓読み, 漢字
訓読み

The native Japanese reading of a kanji, often written with accompanying hiragana. A single kanji standing alone usually takes its kun'yomi, so this distinction guides reading questions.

Related: 音読み, 送り仮名
送り仮名

The hiragana written after a kanji stem to complete a verb or adjective, such as the べ in 食べる. Choosing the right okurigana distinguishes verbs with the same kanji but different readings.

Related: 漢字, 活用
同音異義語

Words that sound identical but differ in meaning and usually in kanji, such as 橋 and 箸. Vocabulary items test whether context or kanji choice lets you pick the right word.

Related: 文脈, 漢字
対義語

A word with the opposite meaning of another, such as 高い and 安い. Test questions may ask you to select the antonym of an underlined word from four choices.

Related: 類義語, 文脈
類義語

A word close in meaning to another, such as 嬉しい and 楽しい. Items ask you to choose the option nearest in meaning to the underlined word, so nuance matters.

Related: 対義語, 文脈
外来語

Loanwords borrowed into Japanese, mostly from English and usually written in katakana, such as テレビ or アルバイト. Questions test the meaning of these words and their difference from native synonyms.

Related: カタカナ
複合語

A word formed by combining two or more words, such as 花見 or 買い物. Knowing how parts combine helps you read unfamiliar compounds and answer kanji-reading questions.

Related: 漢字, 音読み
文脈

The surrounding words and situation that determine which meaning of a word is intended. Vocabulary and reading items often require choosing the option that fits the sentence context rather than a dictionary meaning.

Related: 同音異義語, 類義語
助詞

A short grammatical particle attached to a word to mark its role, such as は for topic, が for subject, and を for object. Grammar items frequently test which particle fits a blank.

Related: 格助詞, 副助詞, 終助詞
格助詞

Particles that show the grammatical relation of a noun to the predicate, including が, を, に, で, と, へ, から, and より. Choosing the correct one depends on the verb and the intended meaning.

Related: 助詞, 自動詞, 他動詞
副助詞

Particles that add nuance such as limit, contrast, or emphasis to a phrase, including は, も, だけ, しか, まで, and ほど. Items test combinations like しか with a negative predicate.

Related: 助詞, 終助詞
終助詞

A particle placed at the end of a sentence to express the speaker's attitude or seek confirmation, such as か, ね, よ, and な. Questions check which ending matches the speaker's intent.

Related: 助詞, モダリティ
活用

The way verbs, adjectives, and copula change form to show tense, polarity, politeness, or mood. Grammar items ask you to supply the correct conjugated form in a given sentence pattern.

Related: 送り仮名, て形, 条件形
て形

The connective form of a verb ending in て or で, used for sequencing actions, giving reasons, and forming patterns like ている and てください. Mastery is essential for many grammar items.

Related: 活用, た形
た形

The past or perfect form of a verb or adjective, such as 食べた or 高かった. It also appears in patterns like たことがある and たら, so recognizing its formation is tested.

Related: て形, 条件形
自動詞

An intransitive verb that describes an action or change without a direct object, such as 開く or 落ちる. Items test pairs like 開く and 開ける and the particles each takes.

Related: 他動詞, 格助詞
他動詞

A transitive verb that takes a direct object marked by を, such as 開ける or 落とす. Distinguishing it from its intransitive partner is a common grammar and vocabulary point.

Related: 自動詞, 格助詞
条件形

Forms expressing conditions, including と, ば, たら, and なら. Each has different restrictions on the following clause, so items ask which conditional fits the sentence.

Related: 活用, た形
受身形

The passive form of a verb, built with れる or られる, used to describe an action received from someone or a suffering passive. Questions test formation and particle changes.

Related: 使役形, 活用
使役形

The causative form, built with せる or させる, meaning to make or let someone do something. Items test its formation and the choice between を and に for the person caused to act.

Related: 受身形, 活用
敬語

Politeness levels in Japanese, divided into 尊敬語 (respectful), 謙譲語 (humble), and 丁寧語 (polite). Grammar and reading items check whether you can choose the appropriate form for the situation.

Related: 尊敬語, 謙譲語, 丁寧語
尊敬語

Respectful language that raises the subject, often another person, using forms like いらっしゃる, おっしゃる, or お plus stem plus になる. Items test correct substitution for plain verbs.

Related: 敬語, 謙譲語
謙譲語

Humble language that lowers the speaker's own action to show respect to the listener or a third party, using forms like 伺う, 申す, or お plus stem plus する. Items test correct usage.

Related: 敬語, 尊敬語
丁寧語

Polite language marked by です and ます that shows courtesy to the listener without raising or lowering anyone. It forms the baseline style of most test passages and dialogues.

Related: 敬語, モダリティ
モダリティ

The grammatical marking of the speaker's attitude, such as conjecture, obligation, permission, or intention, expressed by endings like かもしれない, なければならない, and つもりだ. Items test which ending matches the meaning.

Related: 終助詞, 条件形
指示語

Words like これ, それ, あれ, and この that point to something in the text or situation. Reading items ask what a pronoun refers to, so tracking the antecedent is essential.

Related: 接続詞, 文脈
接続詞

Words that link sentences or clauses and signal logical relations, such as しかし, だから, and また. Fill-in-the-blank items test whether you can infer the relation between two statements.

Related: 指示語, 文脈
要旨

The main point or gist of a passage. Some reading items ask you to choose the statement that best summarizes the author's overall claim rather than a supporting detail.

Related: 筆者の意見, キーワード
筆者の意見

The author's own view or claim, as opposed to reported facts or others' opinions. Items ask which option matches what the writer is arguing, so distinguishing the two is key.

Related: 要旨, 文脈
キーワード

A word or phrase repeated or emphasized in a passage that signals its central topic. Noticing keywords helps you locate the answer quickly and eliminate off-topic choices.

Related: 要旨, 指示語
内容一致

A reading task type in which you choose the option that agrees with what the passage actually states. The correct answer paraphrases the text, while wrong options distort or add information.

Related: 要旨, 文脈
メモ

A short written note, often in the form of a schedule, notice, or message in listening and reading sections. Items ask you to extract specific details such as times, places, or names from it.

Related: 課題理解, ポイント理解
課題理解

A listening task type in which you hear a situation and dialogue, then choose what the main speaker must do next. The question usually asks what action follows, so the final lines matter most.

Related: ポイント理解, メモ
ポイント理解

A listening task type in which you hear a conversation and choose the point that answers a question given in advance. You should note key details like reasons, times, and preferences while listening.

Related: 課題理解, メモ
発話表現

A listening task type showing a situation with a speech bubble, where you choose the phrase the person would say. It tests appropriate set expressions for greetings, requests, and apologies.

Related: ポイント理解, 敬語