Rōei

Roei is a Japanese vocal form in which Chinese poetic couplets are sung very slowly, each syllable stretched into long melismas that bend gradually through narrow intonational shifts. A small gagaku wind ensemble — sho mouth-organ, hichiriki double-reed pipe, ryuteki transverse flute — provides a thin, distant accompaniment that frames rather than supports the voice. Tempo is not measured in beats but follows the weight of the poetry's syllables. A piece may be performed by a single chanter or by multiple voices in unison.

Roei flourished in the Heian court of the late 10th and 11th centuries, when Chinese poetic literacy was central to noble education. The courtier Fujiwara no Kinto compiled the 'Wakan Roei Shu' around 1013, a poetry anthology that became the standard roei repertoire — verses by Bai Juyi (Bo Juyi) appear more often than any other poet, reflecting Heian taste. The form coexisted with waka-roei (chanting Japanese waka poetry in similar style). Aristocratic decline in the medieval period shrank roei's social space, but the form is still transmitted by the Music Department of the Imperial Household Agency in Tokyo.

Notice how long a single character is sustained — the time scale is unrelated to Western metric song. The hichiriki's tone is thin and slightly nasal due to its large reed, and its overtones blend with the voice in a way that subtly changes the sound of the room. The voice ornaments microtonally; the pitch wobble is the substance, not a flaw.

Recordings by the Imperial Household Agency Music Department are available on Columbia's gagaku series and through NHK archives. Read a Japanese translation of the Chinese text first; knowing the literal meaning makes the slow unfolding much easier to follow.

Fujiwara no Kinto's 'Wakan Roei Shu' functioned as both an anthology and a vocal textbook for the aristocracy. The collection's bias toward Bai Juyi's poetry shaped Heian literary taste broadly and influenced later waka and renga traditions.