| Subject | English | Japanese |
| gen. | ctr counter for lessons and chapters | 課 ichi1 news1 nf08 (of a book) |
| gen. | n giving lessons at pupils' homes | 出稽古 |
| comp., MS | lessons learned | 得られた経験 (A review of best practices, project insights, and client information. As the project team disbands and new projects begin, reviewing the lessons learned lets you record information gathered and generated through the project) |
| gen. | take lessons in | 習う ichi1 news2 nf42 |
| gen. | take lessons in | 學ぶ |
| gen. | take lessons in | 学ぶ ichi1 news2 nf25 |