Haiku in English founded National Haiku Writing Month, also known as NaHaiWriMo. It has been held in February of each year, starting in 2011, with the objective to write at least one haiku per day all month long—"the shortest month of the year for the shortest genre of poetry," according to Welch. Although the vast majority of haiku published in English are three lines long, variants also occur. The most common variation from the three-line standard is one line, sometimes called a "monoku". It emerged from being more than an occasional exception during the late 1970s. The one-line form, based on an analogy
Haiku Mexican poet José Juan Tablada is credited with popularising haiku in his country, reinforced by the publication of two collections composed entirely in that form: "Un dia" (1919), and "El jarro de flores" (1922). In the introduction to the latter, Tablada noted that two young Mexicans, Rafael Lozano and Carlos Gutiérrez Cruz, had also begun writing them. They were followed soon after by Carlos Pellicer, Xavier Villaurrutia, and by Jaime Torres Bodet in his collection "Biombo" (1925). Much later, Octavio Paz included many haiku in "Piedras Sueltas" (1955). Elsewhere the Ecuadorian poet and diplomat Jorge Carrera Andrade included haiku among