Renku of the formats most commonly used in writing renku Renku , or , is a Japanese form of popular collaborative linked verse poetry. It is a development of the older Japanese poetic tradition of "ushin" renga, or orthodox collaborative linked verse. At renku gatherings participating poets take turns providing alternating verses of 17 and 14 morae. Initially "haikai no renga" distinguished itself through vulgarity and coarseness of wit, before growing into a legitimate artistic tradition, and eventually giving birth to the haiku form of Japanese poetry. The term "renku" gained currency after 1904, when Kyoshi Takahama started to use it.
Haiku in non-Japanese haiku or by modern writers of Japanese "free-form" haiku. The best-known Japanese haiku is Bashō's "old pond": This separates into "on" as: Translated: Another haiku by Bashō: This separates into "on" as: Translated: This haiku by Bashō illustrates that he was not always constrained to a 5-7-5 "on" pattern. It contains 18 "on" in the pattern 6-7-5 ("ō" or is treated as two "on".) This separates into "on" as: Translated: This haiku by Issa illustrates that 17 Japanese "on" do not always equate to 17 English syllables ("nan" counts as two "on" and "nonda" as three.) This separates