“Hiyoku” is a poetic word, originally used by the ancient Chinese poet, Bai Juyi, later adopted by Japanese authors. It means two birds flying together with the connotation of eternal love.
| Instrument (fx guitar, sang m.m.) | Clarinet Duet |
| Media (fx Bog, CD, DVD m.m.) | Bog(softcover, hæftet) |
| Publisher/Producent | Boosey and Hawkes |
| Bidragydere | Carter, Elliott(Composer) |
| ISBN | 9781423410355 |
| ISMN | 9790051104383 |
| UPC | 884088054595 |