| Cruiser | Completed | LOA (ft) | Beam (ft) | Std. Disp. (tons) | Trial Load Disp. (tons) | Heavy Load Disp. (tons) | Shafts | Armor | Speed kts | Guns |
| Mogami Class | July 1935 | 661.083 | 59.083 | 8500 | 10993 | 12669 | 4 | 3.9" | 36 | 15-6.1" (5x3), 8-5" (4x2), 12-TT (4x3), 3 Planes |
| Mikuma | Aug 1935 | |||||||||
| LOA (inches) | Beam (inches) | Std. Disp. (lbs) | Trial Load (lbs) | Heavy Load (lbs) | Pump | Armor | Speed 100' | Guns | ||
| 82.64 | 7.39 | 21.5 | 27.8 | 32.1 | 1 | 1/16" | 31.6 | 15-BB", 8-BB", 12-TT, 3 Planes | ||
| Cruiser | Completed | LOA (ft) | Beam (ft) | Std. Disp. (tons) | Trial Load Disp. (tons) | Heavy Load Disp. (tons) | Shafts | Armor | Speed kts | Guns |
| Mogami Class (rebuilt) | 1938 | 661.083 | 63 | 11200 | 13230 | ? | 4 | 3.9" | 35 | 15-6.1" (5x3), 8-5" (4x2), 12-TT (4x3), 3 Planes |
| Mikuma (rebuilt) | 1938 | |||||||||
| Suzuya | Oct 1937 | LOA (inches) | Beam (inches) | Std. Disp. (lbs) | Trial Load (lbs) | Heavy Load (lbs) | Pump | Armor | Speed 100' | Guns |
| Kumano | Oct 1937 | 82.64 | 7.88 | 28.4 | 33.5 | ? | 1 | 1/16" | 32.5 | 15-BB", 8-BB", 12-TT, 3 Planes |
| Cruiser | Completed | LOA (ft) | Beam (ft) | Std. Disp. (tons) | Trial Load Disp. (tons) | Heavy Load Disp. (tons) | Shafts | Armor | Speed kts | Guns |
| Mogami Class (rearmed) | 1940 | 661.083 | 66.25 | 12400 | 13668 | ? | 4 | 3.9" | 34.9 | 10-8"" (5x2), 8-5" (4x2), 12-TT (4x3), 3 Planes |
| Mikuma (rearmed) | 1940 | |||||||||
| Suzuya (rearmed) | 1940 | LOA (inches) | Beam (inches) | Std. Disp. (lbs) | Trial Load (lbs) | Heavy Load (lbs) | Pump | Armor | Speed 100' | Guns |
| Kumano (rearmed) | 1940 | 82.64 | 8.28 | 31.4 | 34.6 | ? | 1 | 1/16" | 32.6 | 10-3/16", 8-BB", 12-TT, 3 Planes |