| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Tabiko | city | Ibaraki | Japan | 36.42 | 140.52 | 95 | 123790 |
| Tabuse | city | Ibaraki | Japan | 36.08 | 140.38 | 3 | 11551 |
| Tahiko | city | Ibaraki | Japan | 36.42 | 140.52 | 95 | 123790 |
| Tairamachi | city | Ibaraki | Japan | 36.33 | 140.28 | 101 | 50733 |
| Takabe | city | Ibaraki | Japan | 36.67 | 140.30 | 830 | 6863 |
| Takabu | city | Ibaraki | Japan | 36.67 | 140.30 | 830 | 6863 |
| Takado | city | Ibaraki | Japan | 36.72 | 140.72 | 6 | 32160 |
| Takahagi | city | Ibaraki | Japan | 36.72 | 140.72 | 6 | 32160 |
| Takahagi-chhī | city | Ibaraki | Japan | 36.72 | 140.72 | 6 | 32160 |
| Takahagi-shi | city | Ibaraki | Japan | 36.72 | 140.72 | 6 | 32160 |
| Takahama | city | Ibaraki | Japan | 36.15 | 140.30 | 65 | 34658 |
| Takasai | city | Ibaraki | Japan | 36.18 | 140.02 | 82 | 51735 |
| Takato | city | Ibaraki | Japan | 36.72 | 140.72 | 6 | 32160 |
| Takatori | city | Ibaraki | Japan | 36.50 | 140.28 | 830 | 10237 |
| Takatorikōzan | city | Ibaraki | Japan | 36.50 | 140.28 | 830 | 10237 |
| Tamatsukuri | city | Ibaraki | Japan | 36.10 | 140.42 | 45 | 18386 |
| Tamazukuri | city | Ibaraki | Japan | 36.10 | 140.42 | 45 | 18386 |
| Tapiko | city | Ibaraki | Japan | 36.42 | 140.52 | 95 | 123790 |
| Tarui | city | Ibaraki | Japan | 35.98 | 139.94 | 65 | 117556 |
| Tateno | city | Ibaraki | Japan | 36.03 | 140.12 | 65 | 109686 |
| Tatsuzawa | city | Ibaraki | Japan | 35.96 | 139.97 | 59 | 177422 |
| Tenjin | city | Ibaraki | Japan | 35.95 | 139.98 | 65 | 197373 |
| Terahata | city | Ibaraki | Japan | 35.99 | 139.98 | 32 | 80053 |
| Tikusei-chhī | city | Ibaraki | Japan | 36.32 | 139.98 | 118 | 69537 |
| Toinokuchi | city | Ibaraki | Japan | 36.00 | 139.97 | 32 | 83241 |
| Tomobe | city | Ibaraki | Japan | 36.35 | 140.30 | 137 | 62492 |
| Tomobe | city | Ibaraki | Japan | 36.67 | 140.68 | 65 | 68349 |
| Toride | city | Ibaraki | Japan | 35.90 | 140.08 | 52 | 179823 |
| Toride-chhī | city | Ibaraki | Japan | 35.90 | 140.08 | 52 | 179823 |
| Toride-shi | city | Ibaraki | Japan | 35.90 | 140.08 | 52 | 179823 |
| Torite | city | Ibaraki | Japan | 35.90 | 140.08 | 52 | 179823 |
| Truskuba-shi | city | Ibaraki | Japan | 36.08 | 140.12 | 75 | 98545 |
| Tsuchiara | city | Ibaraki | Japan | 36.08 | 140.20 | 3 | 131697 |
| Tsuchiura | city | Ibaraki | Japan | 36.09 | 140.21 | 3 | 134820 |
| Tsuchiura-shi | city | Ibaraki | Japan | 36.09 | 140.21 | 3 | 134820 |
| Tsukuba | city | Ibaraki | Japan | 36.20 | 140.10 | 150 | 23377 |
| Tsukuba | city | Ibaraki | Japan | 36.08 | 140.12 | 75 | 98545 |
| Tsukuba-kenkyūgakuen-toshi | city | Ibaraki | Japan | 36.08 | 140.12 | 75 | 98545 |
| Tsukubamirai | city | Ibaraki | Japan | 35.98 | 140.01 | 29 | 77050 |
| Tsukubamirai-shi | city | Ibaraki | Japan | 35.98 | 140.01 | 29 | 77050 |
| Tsukuroda | city | Ibaraki | Japan | 36.75 | 140.38 | 328 | 8859 |
| Tsunomiya | city | Ibaraki | Japan | 35.90 | 140.53 | 55 | 17903 |
| Tsutsudo | city | Ibaraki | Japan | 35.97 | 139.99 | 32 | 103293 |
| Tukuba-chhī | city | Ibaraki | Japan | 36.08 | 140.12 | 75 | 98545 |
| Tukubamirai-chhī | city | Ibaraki | Japan | 35.98 | 140.01 | 29 | 77050 |
| Tutiura | city | Ibaraki | Japan | 36.08 | 140.20 | 3 | 131697 |
| Tōkai-mura | city | Ibaraki | Japan | 36.47 | 140.57 | 65 | 100065 |