| にほんご | jpn-002 |
| げせない | |
| English | eng-000 | hidden |
| English | eng-000 | impenetrable |
| English | eng-000 | inscrutable |
| English | eng-000 | mysterious |
| English | eng-000 | unexplainable |
| English | eng-000 | unfathomable |
| 日本語 | jpn-000 | 解せない |
| нихонго | jpn-153 | гэсэнай |
| русский | rus-000 | непонятный |