The Parting Ways of Power (1844 work by Tachibana Moribe)
Proper noun referring to a specific historical literary work. Not used in ordinary conversation.
"Itsu no Chiwaki" is a work written by Tachibana Moribe in 1844.
The title is a proper name for a specific literary work; the reading and kanji are fixed by the work itself. No further etymological breakdown is available.