| Group | Words | 2018 | 2019 | total |
| Words related to people | Person | 33 | 63 | 96 |
| People | 0 | 12 | 12 | |
| Myself | 6 | 6 | 12 | |
| Together | 5 | 7 | 12 | |
| Story | 5 | 6 | 11 | |
| Face | 4 | 5 | 9 | |
| Child | 4 | 4 | 8 | |
| Female | 6 | 2 | 8 | |
| Voice | 6 | 0 | 6 | |
| Words related to life in Town A | Town A | 17 | 32 | 49 |
| Wild boar | 7 | 12 | 19 | |
| Car | 5 | 10 | 15 | |
|
| Job | 5 | 5 | 10 |
| House | 6 | 1 | 6 | |
| Liquor | 6 | 1 | 6 | |
| Mah-jong | 0 | 6 | 6 | |
| Others | No use | 9 | 7 | 16 |
| Last time | 5 | 9 | 14 | |
| Feeling | 5 | 4 | 9 | |
| Around | 6 | 1 | 6 |