| 日本 | にほん | Japan | n5 |
| 本 | もと | origin; source; beginning; basis | n5 |
| 本当に | ほんとうに | really; truly | |
| 本當に | ほんとうに | really; truly | |
| 本当 | ほんとう | truth; reality; actuality; fact | n5 |
| 本當 | ほんとう | truth; reality; actuality; fact | n5 |
| 日本人 | にほんじん | Japanese person | n5 |
| 基本 | きほん | basics; fundamentals; basis; foundation | n3 |
| 本来 | ほんらい | originally; primarily; essentially; intrinsically | n3 |
| 日本語 | にほんご | Japanese (language) | n5 |
| 根本 | こんぽん | root; source; origin; foundation | n2 |
| 本人 | ほんにん | the person in question; the person themselves; said person | n3 |
| 本質 | ほんしつ | essence; true nature; substance; reality | n2 |
| 本能 | ほんのう | instinct | n2 |
| 本気 | ほんき | seriousness; earnestness; truth; sanctity | n2 |
| 資本 | しほん | funds; capital | n1 |
| 本郷 | ほんごう | one's hometown | |
| 本物 | ほんもの | genuine article; real thing; real deal | n4 |
| 本日 | ほんじつ | today; this day | n3 |
| 全日本 | ぜんにほん | all of Japan; the whole of Japan; all-Japan; all-Japan championships | |
| 脚本 | きゃくほん | script; screenplay; scenario | n1 |
| 本部 | ほんぶ | headquarters; head office; main office | |
| 熊本 | くまもと | Kumamoto (city, prefecture) | |
| 本体 | ほんたい | substance; true form; true character; main part | n1 |
| 日本一 | にほんいち | Japan's best; number one in Japan | |
| 日本酒 | にほんしゅ | sake (rice wine); saké | |
| 本心 | ほんしん | true feelings; real intention; one's heart; one's right mind | n2 |
| 本名 | ほんみょう | real name | |
| 本格 | ほんかく | original method; original procedure; genuine way (of doing something) | |
| 本性 | ほんしょう | true character; real nature | |
| 旗本 | はたもと | headquarters (on the battlefield); direct retainer of a shogun (Edo period); shogunal vassal; hatamoto | |
| 本文 | ほんぶん | text (of a book, document, etc.); body (of a letter); this passage; this sentence | n3 |
| 本堂 | ほんどう | main hall (of a Buddhist temple); main temple | |
| 本所 | ほんしょ | main office; this office | n1 |
| 山本 | やまもと | foot of a mountain; base of a mountain; mine; colliery | |
| 本意 | ほんい | real intention; true motive; true will; original intention | n1 |
| 絵本 | えほん | picture book | n4 |
| 本屋 | ほんや | bookstore; bookshop; publisher; main building | n5 |
| 本国 | ほんごく | home country; one's own country; country of origin; suzerain country (from the perspective of the vassal state) | |
| 東日本 | ひがしにほん | eastern Japan (usu. east of the Chūbu region) | |
| 本家 | ほんけ | head house; main family; founder (of a certain school, style, etc.); originator | |
| 標本 | ひょうほん | specimen; sample; (classic) example; type | |
| 本道 | ほんどう | highway; main road; the right road; internal medicine (in Chinese medical practice) | |
| 本望 | ほんもう | long-cherished desire; satisfaction (from achieving one's desire) | |
| 基本的 | きほんてき | fundamental; basic | |
| 日本刀 | にほんとう | Japanese sword (usu. single-edged and curved); Japanese bladed weapon | |
| 本社 | ほんしゃ | head office; main office; headquarters; parent company | n2 |
| 基本的に | きほんてきに | basically; fundamentally | |
| 本作 | ほんさく | this piece; this work | |
| 見本 | みほん | sample; specimen; pattern; model | n3 |
| 本位 | ほんい | standard; basis; principle | n1 |
| 本格的 | ほんかくてき | genuine; real; authentic; standard | n2 |
| 手本 | てほん | model; (good) example; exemplar; paragon | n2 |
| 本場 | ほんば | home (of something); place famous for its ...; center (e.g. of manufacture); best place (for) | n1 |
| 本箱 | ほんばこ | bookcase | |
| 本尊 | ほんぞん | principal object of worship (at a Buddhist temple); principal image; idol; icon | |
| 本職 | ほんしょく | principal occupation; main job; professional; an expert | |
| 本店 | ほんてん | head office; main office; main store; flagship store | |
| 日本海 | にほんかい | Sea of Japan | |
| 読本 | とくほん | reading-book; reader; guidebook; manual | |
| 西日本 | にしにほん | western Japan (usu. Chūbu region and westward) | |
| 古本屋 | ふるほんや | secondhand bookshop; secondhand bookstore; secondhand bookseller | |
| 本書 | ほんしょ | main text; original text; this book; this volume | n1 |
| 一本 | いっぽん | one long cylindrical thing; one film, TV show, etc.; one goal, home run, etc.; one telephone call | |
| 本音 | ほんね | real intention; motive; true opinion; what one really thinks | n2 |
| 本式 | ほんしき | formal (way); orthodox; regular; proper | |
| 本線 | ほんせん | main line; trunk line | |
| 本年 | ほんねん | this (current) year | |
| 本領 | ほんりょう | characteristic quality; special character; one's real ability; one's specialty | |
| 本陣 | ほんじん | troop headquarters; stronghold; inn designated for use by a daimyo (Edo period) | |
| 本筋 | ほんすじ | main thread (of a story) | n1 |
| 熊本県 | くまもとけん | Kumamoto Prefecture (Kyūshū) | |
| 熊本縣 | くまもとけん | Kumamoto Prefecture (Kyūshū) | |
| 本塁打 | ほんるいだ | home run | |
| 本土 | ほんど | mainland; the country proper; native country; country where one was born | |
| 底本 | ていほん | original text; source book; draft | |
| 本棚 | ほんだな | bookshelves; bookshelf; bookcase | n5 |
| 古本 | ふるほん | secondhand book; ancient book; antiquarian books | n3 |
| お手本 | おてほん | model; (good) example; exemplar; paragon | |
| 単行本 | たんこうぼん | standalone book (i.e. not part of an anthology, series, etc.); (book published as a) single volume; tankōbon; individual volume of a manga series | n1 |
| 本誌 | ほんし | main section (of a magazine or journal); central portion; this magazine; our journal | |
| 生一本 | きいっぽん | straight-forwardness; honesty; purity | |
| 本流 | ほんりゅう | main course (of a river); mainstream; main current (e.g. of thought) | |
| 写本 | しゃほん | manuscript (book); written copy of a book; codex; transcription | |
| 本分 | ほんぶん | one's duty; one's part | n3 |
| 日本史 | にほんし | Japanese history; history of Japan | |
| 本州 | ほんしゅう | Honshū (largest of the four main islands of Japan); Honshu | |
| 原本 | げんぽん | original (document, copy, work, text, etc.); root; origin; source | |
| 本然 | ほんぜん | natural; inborn; inherent; innate | |
| 本丸 | ほんまる | inner citadel; core; center; centre | |
| 本拠 | ほんきょ | stronghold; inner citadel; base; headquarters | |
| 本山 | ほんざん | head temple; this temple | |
| 本懐 | ほんかい | one's long-cherished desire | |
| 本番 | ほんばん | performance (as opposed to practice); going before an audience or on-air; take; game | n2 |
| 本業 | ほんぎょう | principal occupation; core business | n2 |
| 日本国 | にほんこく | Japan | |
| 本サイト | ほんサイト | this website; this site | |
| 本田 | ほんでん | rice paddy | |
| 本館 | ほんかん | main building (as opposed to an annex, outbuilding, etc.); this library; this museum; this theatre | |
| 本義 | ほんぎ | true meaning; underlying principle | |