| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| what year is heisei 17 | 1.94 | 0.3 | 1342 | 9 |
| what year is heisei 14 | 1.96 | 0.2 | 4903 | 31 |
| what year is heisei 15 | 1.55 | 0.6 | 3205 | 17 |
| what year is heisei 13 | 1.15 | 0.7 | 351 | 22 |
| what year is heisei 27 | 0.5 | 0.3 | 3529 | 16 |
| heisei 17 year | 0.9 | 1 | 6967 | 13 |
| heisei 19 is what year | 0.85 | 0.8 | 3306 | 43 |
| what year is heisei 21 | 1.86 | 0.4 | 3776 | 52 |
| heisei 11 is what year | 1.18 | 0.7 | 7493 | 83 |
| what year is heisei 22 | 0.81 | 0.3 | 8077 | 59 |
| what year is heisei 26 | 1.56 | 0.1 | 9068 | 69 |
| heisei 23 is what year | 0.55 | 0.6 | 1973 | 33 |
| heisei 31 is what year | 1.38 | 0.2 | 7393 | 59 |
| what is the heisei era | 0.14 | 0.6 | 4907 | 62 |
| heisei 24 is what year | 1.53 | 0.6 | 1361 | 61 |
| heisei 25 is what year | 1.11 | 0.5 | 9169 | 65 |
| when did the heisei era start | 0.38 | 0.9 | 6948 | 23 |
| when did the heisei era end | 1.83 | 1 | 6981 | 89 |
