The ten styles
(I) The choku tai, the style of “things as they are.”
(II) Rakki tai, the style for “mastering demons.”
(III) The Kamo no Chõmei style: the “old words in new times.”
(IV) The yugen, the “style of twilight.”
(V) The yoen, the “style of ethereal charm.”
(VI) The awareness of things, the mono no aware.
(VII) Sabi: rust; solitude.
(VIII) The ryohõ tai, “style of the double.”
(IX) Ushin: “deep feeling.”
(X) Koto shirarubeki yõ, “this should be,” muss es sein.
- Jaques Roubaud, The Great Fire of London
(A longer explanation of the ten styles in the post directly below.)