Japanese poetry are a short, 3-line verse form, which have achieved significant global popularity, and the haiku form has been adapted from Japanese into other languages. Typical of the haiku form is the metrical pattern of 3 lines with a distribution of 5, 7, and 5 "on" (also known as morae) within those lines. Other features include the juxtaposition of two images or ideas with a "kireji" ("cutting word") between them, and a "kigo", or seasonal reference, usually drawn from a "saijiki", or traditional list of such words. Much of Japanese poetry has been transmitted historically through published anthologies, many of them
Mora (linguistics) moraic system of writing. For example, in the two-syllable word "mōra", the "ō" is a long vowel and counts as two morae. The word is written in three symbols, モーラ, corresponding here to , each containing one mora. Such scholars also argue that the 5/7/5 pattern of the haiku in modern Japanese is of morae rather than syllables. The Japanese syllable-final "n" is also said to be moraic, as is the first part of a geminate consonant. For example, the Japanese name for "Japan", 日本, has two different pronunciations, one with three morae ("Nihon") and one with four ("Nippon"). In