Hanten is a traditional Japanese work/festival coat, usually made of cotton.
This hand-dyed indigo hanten dates to the 1960s.  Longer than the average hanten, its length falls around the knee.  
Composition
100% cotton
Length at the back - 96 cm
Length of the sleeve by the shoulder - 59 cm
Width of the sleeve - 26 cm
Width of the item - 120 cm