On (Japanese prosody) On (Japanese prosody) The term On (rarely "Onji") refers to counting phonetic sounds in Japanese poetry. In the Japanese language, the word ""on"" (音) means "sound". It is used to mean the phonetic units counted in haiku, tanka, and other such poetic forms. Known as "morae" to English-speaking linguists, the modern Japanese term for the linguistic concept is either "haku" () or "mōra" (). Ji (字) is Japanese for "symbol" or "character". The concatenation of the two words ""on"" and ""ji"" into ""onji"" (音字) was used by Meiji era grammarians to mean "phonic character" and was translated into English by
Japanese rebus monogram katakana or hiragana; the other a simple symbol, such as a circle or square. The symbol is pronounced according to its name, and together (in either order, but generally symbol first) these form a Japanese name. Japanese family names are generally two kanji characters, each usually of one or two morae – hence one or two hiragana or katakana if written that way – and thus can be represented as one symbol plus one kanji character, sometimes one hiragana or katakana. Only a few symbols are used, and thus only a few names can be written as a monogram this