| Level 4 vocabulary |
| 〜本 | (n,pref) book/ main/ head/ this/ our/ counter for long cylindrical things/ (P) |  |
| 本 | (n,pref) book/ main/ head/ this/ our/ counter for long cylindrical things/ (P) |  |
| Level 2 vocabulary |
| 基本 | (n) foundation/ basis/ standard/ (P) |  |
| 資本 | (n) funds/ capital/ (P) |  |
| 日本 | Japan/ (P) |  |
| 標本 | (n) example/ specimen/ (P) |  |
| 本人 | (n) the person himself/ (P) |  |
| 本部 | (n) headquarters/ (P) |  |
| 本物 | (n) genuine article/ (P) |  |
| 本来 | (n-adv,n-t,adj-no) essentially/ naturally/ by nature/ in (and of) itself/ originally/ (P) |  |
| 見本 | (n) sample/ (P) |  |
| Level 1 vocabulary |
| 脚本 | (n) scenario/ (P) |  |
| 根本 | (n) origin/ source/ foundation/ root/ base/ principle/ (P) |  |
| 台本 | (n) libretto/ scenario/ (P) |  |
| 手本 | (n) model/ pattern/ (P) |  |
| 本格 | (n) propriety/ fundamental rules |  |
| 本館 | (n) main building/ (P) |  |
| 本気 | (adj-na,n) seriousness/ truth/ sanctity/ (P) |  |
| 本国 | (n) one's own country/ (P) |  |
| 本質 | (n) essence/ true nature/ reality/ (P) |  |
| 本体 | (n) substance/ real form/ object of worship/ (P) |  |
| 本音 | (n) real intention/ motive/ (P) |  |
| 本能 | (n) instinct/ (P) |  |
| 本場 | (n) home/ habitat/ center/ best place/ genuine/ (P) |  |
| 本文 | (n) text (of document)/ body (of letter)/ (P) |  |
| 本名 | (n) real name/ (P) |  |