Haiku composition. Shiki's revisionism dealt a severe blow to renku and surviving haikai schools. The term "hokku" is now used chiefly in its original sense of the opening verse of a renku, and rarely to distinguish haiku written before Shiki's time. Haibun is a combination of prose and haiku, often autobiographical or written in the form of a travel journal. Haiga is a style of Japanese painting based on the aesthetics of haikai, and usually including a haiku. Today, haiga artists combine haiku with paintings, photographs and other art. The carving of famous haiku on natural stone to make poem monuments
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