| Associated with (no title) |
| Disassociated from multilingual |
| Associated with デュオディーナル・システム |
| Associated with トナルシステム |
| Associated with トナル系 |
| Associated with トナル・システム |
| Associated with Tonal System |
| Associated with デュオディーナルシステム |
| Associated with Duodenal System |
| Associated with デュオディーナル系 |
| Disassociated from (no title) |