| 日本語 | jpn-000 |
| 必修 | |
| Deutsch | deu-000 | verpflichtend zu Lernendes |
| English | eng-000 | called for |
| English | eng-000 | commanded |
| English | eng-000 | demanded |
| English | eng-000 | necessitated |
| English | eng-000 | needed |
| English | eng-000 | required |
| français | fra-000 | obligatoire |
| にほんご | jpn-002 | ひっしゅう |