| Year | Model | No of needles | Pitch | Remarks |
| 1954 | KH1-B1 | 160 | 4.23 | The first knitter |
| 1958 | KH-218 | 180 | 4.25 | Automatic yarn tension unit |
| 1959 | KH-311 | 200 | 4.5 | Prototype of today's knitter |
| 1960 | KH-511 | 200 | 4.5 | Needle selection system (4 push buttons) |
| 1964 | KH-561 | 200 | 4.5 | Needle selection system (8 push buttons) |
| 1966 | KH-581 | 200 | 4.5 | L carriage (automatic lace pattern mechanism) |
| 1968 | KH-587 | 200 | 4.5 | Fair-isle pattern mechanism |
| 1969 | KH-588 | 200 | 4.5 | Knit-leader |
| 1971 | KH-800 | 200 | 4.5 | Cassette card system (12 needle pattern) |
| 1973 | KH-810 | 200 | 4.5 | Punch card system (24 needle pattern) |
| 1974 | KH-820 | 200 | 4.5 | L carriage (automatic needle selection mechanism) |
| 1976 | KH-830 | 200 | 4.5 | Fine-lace patterns |
| 1978 | KH-840 | 200 | 4.5 | The latest model of punch-card system |
| 1980 | KH-910 | 200 | 4.5 | The first electronic knitting machine |
For further model information, see here
Taken from Mary Weaver's Japanese for Machine Knitters
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