| 字 | あざ | section of village | n4 |
| 文字 | もじ | letter (of an alphabet); character; writing | n3 |
| 漢字 | かんじ | kanji; Chinese character | n5 |
| 数字 | すうじ | numeral; digit; numeric character; figure | n3 |
| 文字通り | もじどおり | literally; to the letter; literal | |
| 活字 | かつじ | (piece of) type; movable type; moveable type; printing type | n2 |
| 十字架 | じゅうじか | cross (for crucifixion); the Cross (of Christ) | |
| 十字 | じゅうじ | cross; cross shape; sign of the cross | n2 |
| 一文字 | いちもんじ | straight line; beeline | |
| 習字 | しゅうじ | penmanship; calligraphy | n2 |
| 苗字 | みょうじ | surname; family name; last name | n3 |
| 大の字 | だいのじ | shape of the "dai" kanji (esp. person with arms and legs outstretched); sprawling; lying spread-eagled | |
| 文字どおり | もじどおり | literally; to the letter; literal | |
| 十文字 | じゅうもんじ | cross; cruciform | |
| 字形 | じけい | character style; character form | |
| 丁字 | ちょうじ | clove (Syzygium aromaticum) | |
| 真一文字 | まいちもんじ | straight line; beeline | |
| 横文字 | よこもじ | horizontal script (esp. of a European language); European writing; Roman letters; European language | |
| 字句 | じく | wording; words and phrases; way of expression; token | n1 |
| 赤字 | あかじ | (being in) the red; deficit; red letter; red writing | n1 |
| 字引 | じびき | dictionary | |
| 大字 | おおあざ | larger section (of village) | |
| ローマ字 | ローマじ | Latin alphabet; Roman alphabet; romaji; romanized Japanese | |
| 赤十字 | せきじゅうじ | Red Cross | |
| 頭文字 | かしらもじ | first letter of a word; capital letter (at the start of a word or sentence); initials (of one's name) | |
| 字面 | じづら | appearance of written words; impression given by written letters, characters, etc.; literal meaning (of a piece of writing); superficial meaning | |
| 字体 | じたい | form of a character (e.g. simplified, traditional); type; typeface; font | n1 |
| 女文字 | おんなもじ | woman's handwriting; hiragana | |
| 細字 | さいじ | small type or handwriting | |
| 字義 | じぎ | meaning of a word; meaning of the kanji (that make up a word) | |
| 八文字 | はちもんじ | (in) the shape of the character hachi (eight) | |
| 大文字 | おおもじ | uppercase letter; capital letter; large character; large writing | |
| 十字路 | じゅうじろ | crossroads; intersection | |
| 誤字 | ごじ | misprint; misspelling; typo; typographical error | |
| 名字 | みょうじ | surname; family name; last name | n3 |
| 字幕 | じまく | subtitles; captioning | n1 |
| 字典 | じてん | dictionary of Chinese characters; kanji dictionary | n2 |
| 英字 | えいじ | English letter; alphabetic character | |
| 頭字 | かしらじ | first letter; first letters; initial | |
| 金字塔 | きんじとう | pyramid; monumental work; landmark achievement | |
| 三十一文字 | みそひともじ | tanka; 31-mora Japanese poem | |
| 字書 | じしょ | dictionary of Chinese characters; kanji dictionary; dictionary | n5 |
| 九字 | くじ | nine-character charm chanted with ritual gestures to ward off evil (esp. by mountain ascetics and adherents of Esoteric Buddhism) | n2 |
| 金字 | きんじ | gold or gilt letters | |
| 字数 | じすう | number of characters; number of letters | |
| 小字 | こあざ | small administrative unit (of a village) | |
| 十字軍 | じゅうじぐん | Crusades; Crusaders | |
| 伏字 | ふせじ | symbol used in place of a censored word (e.g. blank, circle, X, asterisk); turn (in set-type proofing); upside-down character | |
| 字音 | じおん | Chinese-derived reading of a kanji | |
| 十字形 | じゅうじけい | cross-shaped; cruciform | |
| 文字数 | もじすう | number of characters; character count | |
| 熟字 | じゅくじ | kanji compound | |
| 梵字 | ぼんじ | script used to write Sanskrit (esp. Siddham) | |
| 黒字 | くろじ | (being in) the black; surplus; black letter | n1 |
| 国字 | こくじ | official writing system of a country; official script; kana (as opposed to kanji); Japanese syllabary | |
| 植字 | しょくじ | typesetting | n5 |
| 題字 | だいじ | title lettering | n4 |
| 略字 | りゃくじ | abbreviated form of a Chinese character; simplified character; acronym; abbreviation | |
| 一丁字 | いっていじ | single letter; single character | |
| 二字 | にじ | two characters; name | n2 |
| 当て字 | あてじ | kanji used as a phonetic symbol, instead of for the meaning; phonetic-equivalent character; substitute character; ateji | |
| 写字 | しゃじ | copying; transcription | |
| 字画 | じかく | strokes in a Chinese character; stroke count of a Chinese character | n2 |
| 太字 | ふとじ | boldface; bold-type; thick characters | |
| 本字 | ほんじ | kanji (as opposed to kana); original form of a Chinese character (as opposed to a simplified or abbreviated form); Chinese character from which another Chinese character derives | |
| 十字街 | じゅうじがい | crossroads; street crossing | |
| 閑文字 | かんもじ | idle words (in a written passage); useless words; empty words | |
| 点字 | てんじ | braille | n2 |
| 当字 | あてじ | kanji used as a phonetic symbol, instead of for the meaning; phonetic-equivalent character; substitute character; ateji | |
| 脱字 | だつじ | omitted character; omitted letter | |
| 絵文字 | えもじ | emoji; pictorial symbol; pictograph; pictogram | |
| 花文字 | はなもじ | ornate initial; capital letters; flowers planted to form characters | |
| 字彙 | じい | dictionary of Chinese characters | |
| 字余り | じあまり | hypermeter; excess syllables in haiku, waka, etc. | |
| 小文字 | こもじ | lowercase letter; small letter | |
| 字通 | じつう | Jitsū (kanji dictionary published by Heibonsha) | |
| 宛字 | あてじ | kanji used as a phonetic symbol, instead of for the meaning; phonetic-equivalent character; substitute character; ateji | |
| 検字 | けんじ | stroke-count index | |
| 常用漢字 | じょうようかんじ | jōyō kanji; kanji for common use; list of 2,136 kanji designated for common use (introduced in 1981, revised in 2010) | |
| 用字 | ようじ | using characters | n4 |
| あて字 | あてじ | kanji used as a phonetic symbol, instead of for the meaning; phonetic-equivalent character; substitute character; ateji | |
| 一字 | いちじ | (one) letter; (one) character | n3 |
| 喜の字 | きのじ | 77th birthday | |
| 湯文字 | ゆもじ | woman's loincloth (worn as a kimono underskirt); single-layer absorbent bathrobe (worn during or after a bath) | |
| 黒文字 | くろもじ | Lindera umbellata (species of spicebush); toothpick; natural wooden chopsticks (tea ceremony); black characters | |
| 綴字 | ていじ | spelling | n2 |
| 新字 | しんじ | newly created character; newly introduced (kanji) character (in a textbook); new character form; shinjitai | |
| 御の字 | おんのじ | (being) most satisfactory; (being) quite satisfied; (being) quite enough | |
| 旧字体 | きゅうじたい | old character form; kyūjitai; traditional form of kanji used in Japan before 1946 | |
| 舊字體 | きゅうじたい | old character form; kyūjitai; traditional form of kanji used in Japan before 1946 | |
| 英数字 | えいすうじ | alphanumeric character; letters (of the English alphabet) and numbers | |
| 俗字 | ぞくじ | informal variant of a Chinese character; popular form of a Chinese character | |
| 印字 | いんじ | printing (text or symbols); typing; printed character; typed character | |
| 不立文字 | ふりゅうもんじ | Buddhist revelation through intuitive discernment; Spiritual awakening cannot be experienced with words and letters; Spiritual enlightenment can be attained only by means of communion of mind with mind (Zen Buddhism) | |
| 外字 | がいじ | external character; user-defined character; character not included in the JIS character set; kanji not included in the jōyō or jinmeiyō lists | |
| 字配り | じくばり | word or letter layout | |
| 六字の名号 | ろくじのみょうごう | the six written characters of Buddha's name (used in prayer) | |
| 篆字 | てんじ | seal script character | n2 |
| 邦字 | ほうじ | Japanese characters; kanji and kana | |
| 十字火 | じゅうじか | crossfire | |