| Created |
| Associated with language |
| Associated with 言語 |
| Associated with primary language subtag |
| Associated with language subtag |
| Associated with 言語部分タグ |
| Associated with 一次言語部分タグ |
| Associated with base language code |
| Associated with 基底言語符号 |
| Associated with unicode_language_subtag |
| Associated with Unicode base language code |
| Associated with und |
| Associated with zxx |
| Associated with mis |
| Associated with ISO 639言語符号 |
| Disassociated from ISO 639言語符号 |
| Associated with CLCR |
| Associated with ConLang Code Registry |
| Associated with long code |
| Associated with 長符号 |
| Associated with zxx-x-iat |
| Associated with 名前付け規則言語コード |