National Haiku Poetry Day

Celebrated on 04/17/2026

Quick Fact

National Haiku Poetry Day is celebrated annually on April 17, chosen to coincide with the birthday of the famous haiku poet Masaoka Shiki. The holiday encourages people to write and share haiku, a traditional Japanese form of poetry consisting of three lines with a 5-7-5 syllable pattern.

Origins and Establishment of National Haiku Poetry Day

National Haiku Poetry Day was established in 2018 by the Haiku Society of America, with the date of April 17 chosen to honor the birthday of Masaoka Shiki (1867–1902), a Japanese poet who modernized haiku. The day was officially recognized by the National Day Calendar after a campaign by the society to promote the appreciation and creation of haiku poetry.

Evolution and Modern Commemoration

Since its inception, National Haiku Poetry Day has grown in popularity, with schools, libraries, and poetry organizations hosting workshops, readings, and contests. Social media platforms like Twitter and Instagram see a surge in haiku posts using hashtags like #HaikuDay. The day is now celebrated globally, with events ranging from online challenges to in-person gatherings.

Facts & General Observations

• Haiku traditionally focuses on nature and seasons, but modern haiku can cover any subject.
• The 5-7-5 syllable structure is not strictly followed in Japanese; English adaptations often use it.
• Over 1 million haiku are shared on social media on National Haiku Poetry Day each year.

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