86 cities
| City | 2025 Pop. ↓ |
|---|---|
| Tokyo | 37,036,200 |
| Takamatsu | 414,621 |
| Toyama | 405,849 |
| Toyonaka | 384,459 |
| Toyohashi | 365,196 |
| Takasaki | 364,200 |
| Toyota | 362,383 |
| Takatsuki | 354,468 |
| Tokorozawa | 339,435 |
| Tokushima | 267,345 |
| Takarazuka | 219,789 |
| Tsukuba | 175,589 |
| Tomakomai | 174,806 |
| Takaoka | 170,077 |
| Tsu | 163,461 |
| Tottori | 154,098 |
| Tondabayashicho | 132,873 |
| Toyokawa | 120,537 |
| Tajimi | 107,818 |
| Tokuyama | 101,133 |
| Tsuruoka | 99,820 |
| Tsuyama | 89,717 |
| Tochigi | 82,133 |
| Tanashicho | 82,112 |
| Tatebayashi | 81,274 |
| Toride | 80,716 |
| Tsurusaki | 76,968 |
| Takefu | 75,753 |
| Tenri | 71,052 |
| Tanabe | 69,563 |
| Tsuruga | 68,482 |
| Tamano | 67,786 |
| Tsushima | 67,658 |
| Takayama | 66,636 |
| Togane | 66,332 |
| Tanabe | 65,903 |
| Tendo | 65,393 |
| Tosu | 63,595 |
| Toki | 61,394 |
| Takaishi | 60,511 |
| Tomigusuku | 55,715 |
| Tagawa | 51,608 |
| Tateyama | 50,064 |
| Tokoname | 49,554 |
| Tomioka | 49,281 |
| Toyooka | 46,500 |
| Tamana | 45,661 |
| Takikawa | 45,131 |
| Tsubame | 44,284 |
| Tamamura | 42,566 |
| Tomiya | 42,500 |
| Taketoyo | 41,679 |
| Tokamachi | 41,136 |
| Takahama | 40,501 |
| Tatsunocho-tominaga | 40,011 |
| Tsubata | 38,644 |
| Tahara | 38,177 |
| Tomobe | 37,146 |
| Tsuma | 34,318 |
| Takeocho-takeo | 34,230 |
| Takahagi | 33,576 |
| Tawaramoto | 32,659 |
| Takehara | 30,506 |
| Togitsu | 29,364 |
| Tarui | 29,070 |
| Tanuma | 28,723 |
| Toyoshina | 27,834 |
| Tono | 26,781 |
| Takahata | 26,347 |
| Takahashi | 24,819 |
| Tadotsu | 23,514 |
| Toba | 23,303 |
| Tochio-honcho | 23,045 |
| Tenno | 22,740 |
| Takanabe | 22,513 |
| Tsurugi-asahimachi | 22,042 |
| Toyohama | 21,917 |
| Tobetsu | 21,818 |
| Tsukumiura | 21,658 |
| Tatsuno | 21,499 |
| Tanushimarumachi-toyoki | 21,156 |
| Takanosu | 20,542 |
| Tarumizu | 19,146 |
| Tsukawaki | 18,371 |
| Tonosho | 16,514 |
| Takedamachi | 16,361 |