| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 758 of 2,214 | 66% | 106 of 214 | 50% | 101 | 172 | 135 | 449 | 22 | 65 | 5 | 14 |
| RubyNKF.java | | 63% | | 40% | 75 | 101 | 118 | 340 | 10 | 26 | 1 | 5 |
| Option.java | | 58% | | 75% | 3 | 15 | 4 | 22 | 2 | 11 | 0 | 1 |
| Options.java | | 89% | | 68% | 8 | 23 | 7 | 41 | 0 | 9 | 0 | 1 |
| RubyNKF$INVOKER$s$2$0$nkf.gen | | 0% | n/a | 2 | 2 | 0 | 0 | 2 | 2 | 1 | 1 | |
| Command.java | | 84% | | 83% | 4 | 12 | 3 | 16 | 2 | 6 | 0 | 1 |
| RubyNKF$INVOKER$s$1$0$guess.gen | 0% | n/a | 2 | 2 | 0 | 0 | 2 | 2 | 1 | 1 | ||
| RubyNKF$INVOKER$s$1$0$guess2.gen | 0% | n/a | 2 | 2 | 0 | 0 | 2 | 2 | 1 | 1 | ||
| RubyNKF$INVOKER$s$1$0$guess1.gen | 0% | n/a | 2 | 2 | 0 | 0 | 2 | 2 | 1 | 1 | ||
| CommandParser.java | | 89% | | 81% | 3 | 11 | 3 | 27 | 0 | 3 | 0 | 1 |
| NKFLibrary.java | 100% | n/a | 0 | 2 | 0 | 3 | 0 | 2 | 0 | 1 |