Hanamonogatari has a total of 5 episodes, each with the duration of 25-minutes per episode. Hanamonogatari is set after the Monogatari Series: Second Season series. The Monogatari series is a collection of light novels, created by Nisio Isin which are animated by Shaft. The screenshots are from the first 30-minutes of the series.
Hanamonogatari synopsis from Haruhichan:
Hanamonogatari features Suruga Kanbaru and is set after Koyomi Araragi graduates from high school.
The Monogatari series is a collection of light novels, created by Nisio Isin. The novels started in late 2005 and published under Kodansha’s Box imprint, where there has been a total of 16 volumes to date. The 17th volume will release on April 3rd, and the 18th and final volume releasing later this year. The light novels have received and anime adaptation titled Bakemonogatari, after the first volume, in 2009 from the animation studio Shaft. Since then a total of 11 novels has been animated by the same studio. It has been reported that there has been over a million sales of the Bakemonogatari and Nisemonogatari anime. In addition, a drama CD, a PlayStation Portable game and many figures and figurines have been made based on the series.