| Word form | kikai |
| Original script | 機械、器械 |
| LWT meaning(s) | |
| Word meaning | original meaning “contraption involving thread and springs” |
| Analyzability | analyzable compound |
| Gloss | ki-kai machine-mechanism |
| Age | Old Japanese [21] (710–794) |
| Lexical stratum | kango |
| Year | 718 |
| Register | General |
| Numeric frequency | 50.1 |