Haiku in English four lines (sometimes known as "haiqua") or longer have been written, some of them "vertical haiku" with only a word or two per line. These poems mimic the vertical printed form of Japanese haiku. The translator Nobuyuki Yuasa considered four lines more appropriate in his translations, being closest to the natural conversational rhythm of the colloquial language of haiku, also that three lines did not carry the weight of hokku and found it impossible to use 'three lines' consistently for his translations. The contemporary poet John Martone has written a vast number of vertical haiku. Haiku have also appeared in
Estonian haiku Beetle Swallow" was published in Ireland in 2005. Estonian poets Arvo Mets and Felix Tammi wrote haiku in Russian. Asko Künnap is credited as the inventor of Estonian haiku. The first collection of Estonian haiku was published in 2010: "Estonian Haiku" by poets Asko Künnap, Jürgen Rooste, and Karl Martin Sinijärv. An Estonian-language haiku competition was organized at the 2011 Helsinki Book Fair where Estonia was the guest of honor. A selection of Estonian haiku has been published by the Estonian Writers' Union's magazine "Looming" ("Creation"). Estonian haiku have been actively translated into Finnish. Estonian haiku Estonian haiku () is