What is the name for the type of Japanese verse form having three lines with 5, 7, and 5 syllables?

This distinct poetic form, known for its concise structure, is a celebrated style of Japanese poetry. It consists of three unrhymed lines, with the first and last lines containing five syllables each, and the middle line containing seven. This 5-7-5 syllable pattern provides a framework for creating a brief yet powerful image or feeling. The form is designed to capture a single, fleeting moment in time (Review), almost like a snapshot in words.

The origins of this verse can be traced back to the 13th century in Japan, where it began as the opening stanza of a longer, collaborative poem called renga. This introductory verse, then called a "hokku," eventually evolved into a standalone poem. It was the poet Masaoka Shiki in the late 19th century who popularized the current name for this poetic style. Traditionally, these poems focus on observations of the natural world and often include a "kigo," which is a word or phrase that references a specific season.

Over the centuries, many masters have shaped this poetic tradition. Poets like Matsuo Bashō, Yosa Buson, and Kobayashi Issa are revered for their mastery of the form, crafting verses that continue to resonate with readers worldwide. While it originated in Japan, the form's simplicity and evocative power have led to its adoption by writers in many different languages around the globe.