Byer iJapan (507)
| Navn | Størrelse | Indbyggere |
|---|
| Tokyo | Metropol | 7,500,000 - 10,000,000 |
| Yokohama | Metropol | 3,000,000 - 5,000,000 |
| Osaka | Metropol | 2,000,000 - 3,000,000 |
| Nagoya | Metropol | 2,000,000 - 3,000,000 |
| Sapporo | Stor by | 1,000,000 - 2,000,000 |
| Kōbe | Stor by | 1,000,000 - 2,000,000 |
| Kyoto | Stor by | 1,000,000 - 2,000,000 |
| Fukuoka | Stor by | 1,000,000 - 2,000,000 |
| Kawasaki | Stor by | 1,000,000 - 2,000,000 |
| Saitama | Stor by | 1,000,000 - 2,000,000 |
| Hiroshima | Stor by | 1,000,000 - 2,000,000 |
| Yono | Stor by | 1,000,000 - 2,000,000 |
| Sendai | Stor by | 1,000,000 - 2,000,000 |
| Kitakyūshū | By | 750,000 - 1,000,000 |
| Chiba | By | 750,000 - 1,000,000 |
| Sakai | By | 750,000 - 1,000,000 |
| Shizuoka | By | 400,000 - 750,000 |
| Kumamoto | By | 400,000 - 750,000 |
| Okayama | By | 400,000 - 750,000 |
| Hamamatsu | By | 400,000 - 750,000 |
| Hachiōji | By | 400,000 - 750,000 |
| Funabashi | By | 400,000 - 750,000 |
| Kagoshima | By | 400,000 - 750,000 |
| Niigata | By | 400,000 - 750,000 |
| Himeji | By | 400,000 - 750,000 |
