Counting from 0 (rei) to 100 (hyaku) in Japanese
| Number | in Japanese | Length |
|---|
| Number | in Japanese | Length |
| 0 | rei | 3 |
| 1 | ichi | 4 |
| 2 | ni | 2 |
| 3 | san | 3 |
| 4 | yon | 3 |
| 5 | go | 2 |
| 6 | roku | 4 |
| 7 | nana | 4 |
| 8 | hachi | 5 |
| 9 | kyuu | 4 |
| 10 | juu | 3 |
| 11 | juuichi | 7 |
| 12 | juuni | 5 |
| 13 | juusan | 6 |
| 14 | juushi | 6 |
| 15 | juugo | 5 |
| 16 | juuroku | 7 |
| 17 | juushichi | 9 |
| 18 | juuhachi | 8 |
| 19 | juuku | 5 |
| 20 | nijuu | 5 |
| 21 | nijuuichi | 9 |
| 22 | nijuuni | 7 |
| 23 | nijuusan | 8 |
| 24 | nijuushi | 8 |
| 25 | nijuugo | 7 |
| 26 | nijuuroku | 9 |
| 27 | nijuushichi | 11 |
| 28 | nijuuhachi | 10 |
| 29 | nijuuku | 7 |
| 30 | sanjuu | 6 |
| 31 | sanjuuichi | 10 |
| 32 | sanjuuni | 8 |
| 33 | sanjuusan | 9 |
| 34 | sanjuushi | 9 |
| 35 | sanjuugo | 8 |
| 36 | sanjuuroku | 10 |
| 37 | sanjuushichi | 12 |
| 38 | sanjuuhachi | 11 |
| 39 | sanjuuku | 8 |
| 40 | yonjuu | 6 |
| 41 | yonjuuichi | 10 |
| 42 | yonjuuni | 8 |
| 43 | yonjuusan | 9 |
| 44 | yonjuushi | 9 |
| 45 | yonjuugo | 8 |
| 46 | yonjuuroku | 10 |
| 47 | yonjuushichi | 12 |
| 48 | yonjuuhachi | 11 |
| 49 | yonjuuku | 8 |
| 50 | gojuu | 5 |
| 51 | gojuuichi | 9 |
| 52 | gojuuni | 7 |
| 53 | gojuusan | 8 |
| 54 | gojuushi | 8 |
| 55 | gojuugo | 7 |
| 56 | gojuuroku | 9 |
| 57 | gojuushichi | 11 |
| 58 | gojuuhachi | 10 |
| 59 | gojuuku | 7 |
| 60 | rokujuu | 7 |
| 61 | rokujuuichi | 11 |
| 62 | rokujuuni | 9 |
| 63 | rokujuusan | 10 |
| 64 | rokujuushi | 10 |
| 65 | rokujuugo | 9 |
| 66 | rokujuuroku | 11 |
| 67 | rokujuushichi | 13 |
| 68 | rokujuuhachi | 12 |
| 69 | rokujuuku | 9 |
| 70 | nanajuu | 7 |
| 71 | nanajuuichi | 11 |
| 72 | nanajuuni | 9 |
| 73 | nanajuusan | 10 |
| 74 | nanajuushi | 10 |
| 75 | nanajuugo | 9 |
| 76 | nanajuuroku | 11 |
| 77 | nanajuushichi | 13 |
| 78 | nanajuuhachi | 12 |
| 79 | nanajuuku | 9 |
| 80 | hachijuu | 8 |
| 81 | hachijuuichi | 12 |
| 82 | hachijuuni | 10 |
| 83 | hachijuusan | 11 |
| 84 | hachijuushi | 11 |
| 85 | hachijuugo | 10 |
| 86 | hachijuuroku | 12 |
| 87 | hachijuushichi | 14 |
| 88 | hachijuuhachi | 13 |
| 89 | hachijuuku | 10 |
| 90 | kyuujuu | 7 |
| 91 | kyuujuuichi | 11 |
| 92 | kyuujuuni | 9 |
| 93 | kyuujuusan | 10 |
| 94 | kyuujuushi | 10 |
| 95 | kyuujuugo | 9 |
| 96 | kyuujuuroku | 11 |
| 97 | kyuujuushichi | 13 |
| 98 | kyuujuuhachi | 12 |
| 99 | kyuujuuku | 9 |
| 100 | hyaku | 5 |