Furisode are ...

Furisode are distinguishable by their long sleeves, which average between 34 and 42 inches in length.
Frisode is classified into 3 types as follows.

Oh-furisode kimono (Furisode with long length sleeves)

  TV airtists or singers wear it as a stage germent, it is rare in normal use. 
  The length of sleeves is about 42 inches long.

Chu-furisode kimono (Furisode with middle length sleeves)

  The most popular furisode is now Chu-furisode kimono and the length of sleeves is about 37 inches long. 

Ko-furisode kimono (Furisode with short length sleeves)

  Girls wear it in a glamorous party or the New year's holiday as a Haregi kimono.
  The length of sleeves is about 34 inches long. (This is in between Chy-furisode and Homongi). 

The name "furisode" literally translates as swinging (furi) sleeves (sode).
The furisode is generally worn for formal social functions such as the tea ceremony or wedding ceremonies of relatives.
As a furisode can be very expensive, many women rent them as needed rather than purchasing them.
A furisode with accessories normally costs about 200,000 to 500,000 Yen to rent and over 1,000,000 Yen (approximately £5,000 GBR) to purchase.