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Japanese-English Glossary

Essential terms and concepts for learning Japanese

C

Compound Word

じゅくご / 熟語

A word formed by combining two or more kanji characters. Most Japanese vocabulary consists of compound words.

Example: 学校 (gakkou, school) = 学 (learn) + 校 (school)
Related: Kanji

D

Dakuten

だくてん / 濁点

Two small marks (゛) added to certain kana to change their pronunciation, creating voiced consonants.

Example: か (ka) → が (ga), は (ha) → ば (ba)
Related: Handakuten, Kana

F

Furigana

ふりがな / 振り仮名

Small hiragana characters written above or beside kanji to show pronunciation. Commonly used in children's books and learning materials.

Example: 日本 (にほん)
Related: Hiragana, Kanji

G

Gairaigo

がいらいご / 外来語

Loanwords from foreign languages, typically written in Katakana. Most commonly from English, but also Portuguese, Dutch, German, and French.

Example: コンピューター (konpyuutaa, computer)
Related: Katakana

H

Hiragana

ひらがな

The first Japanese writing system, consisting of 46 basic phonetic characters representing syllables. Used for native Japanese words, grammatical elements, and when kanji is too difficult.

Example: あ (a), い (i), う (u), え (e), お (o)
Related: Katakana, Kana, Romaji

Handakuten

はんだくてん / 半濁点

A small circle (゜) added to kana to change pronunciation. Only used with the は (ha) row.

Example: は (ha) → ぱ (pa), ひ (hi) → ぴ (pi)
Related: Dakuten, Kana

Honorific

けいご / 敬語

Polite or respectful language used to show respect based on social hierarchy, age, or formality. Essential in Japanese communication.

Example: です/ます form, お/ご prefix, さん/様 suffixes
Related: Grammar

J

JLPT

Japanese Language Proficiency Test

The Japanese Language Proficiency Test, an internationally recognized certification of Japanese language ability. Levels range from N5 (beginner) to N1 (advanced).

Related: N5, N4, N3, N2, N1

Jouyou Kanji

じょうようかんじ / 常用漢字

The official list of 2,136 kanji designated for daily use by the Japanese Ministry of Education. Required for basic literacy in Japan.

Related: Kanji, Kyouiku Kanji

K

Katakana

カタカナ

The second Japanese writing system, with 46 basic characters representing the same sounds as Hiragana. Primarily used for foreign words, names, technical terms, and emphasis.

Example: ア (a), イ (i), ウ (u), エ (e), オ (o)
Related: Hiragana, Kana, Gairaigo

Kanji

漢字

Chinese characters adopted into Japanese writing. Each character typically represents a concept or word and can have multiple readings (pronunciations).

Example: 日 (sun/day), 本 (book/origin), 語 (language)
Related: Onyomi, Kunyomi, Jouyou Kanji

Kana

かな / カナ

Collective term for both Hiragana and Katakana, the two phonetic writing systems in Japanese.

Related: Hiragana, Katakana

Kunyomi

くんよみ / 訓読み

The native Japanese reading of a Kanji character. Usually used when kanji stand alone or with okurigana. Often written in Hiragana in dictionaries.

Example: 日 → ひ (hi) in 日 (hi, day/sun)
Related: Onyomi, Kanji, Okurigana

Kyouiku Kanji

きょういくかんじ / 教育漢字

The 1,026 educational kanji taught in Japanese elementary schools (grades 1-6). A subset of Jouyou Kanji.

Related: Jouyou Kanji, Kanji

O

Onyomi

おんよみ / 音読み

The Chinese-derived reading of a Kanji character. Usually used when kanji appear in compound words. Often written in Katakana in dictionaries.

Example: 日 → ニチ (nichi) in 日本 (Nihon, Japan)
Related: Kunyomi, Kanji

Okurigana

おくりがな / 送り仮名

Hiragana characters that follow kanji to show grammatical function, verb conjugation, or adjective forms.

Example: 食べる (taberu) - 食 is kanji, べる is okurigana
Related: Hiragana, Kanji

P

Particle

じょし / 助詞

Small grammatical words (usually one or two characters) that indicate the relationship between words in a sentence. Essential for Japanese grammar.

Example: は (wa), が (ga), を (wo), に (ni), で (de)
Related: Grammar

R

Romaji

ローマ字

The romanization of Japanese, using Latin alphabet letters to represent Japanese sounds. Helpful for beginners but not used in native Japanese writing.

Example: Konnichiwa (こんにちは)
Related: Hiragana, Katakana

Radical

ぶしゅ / 部首

A component of a kanji character that often indicates meaning or categorization. There are 214 traditional radicals.

Example: 氵(water radical) in 海 (sea), 河 (river)
Related: Kanji

S

Stroke Order

かきじゅん / 書き順

The correct sequence for writing each stroke of a kanji or kana character. Following proper stroke order improves handwriting and character recognition.

Related: Kanji, Kana
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Japanese-English Glossary - Essential Learning Terms | KanaDojo | KanaDojo