Three types of Kesa

Since ancient times, it has been said that there are three types of kesa, and each of them is collectively called “Sanne”.
The three garments are categorized as ‘Andae’, ‘Sogyari’ and ‘Utaraso’, respectively, and they are called ‘Gojogi’ and ‘Shichijogi’ in modern times. corresponds to it. Here, I would like to introduce how the three garments were originally thought of and classified in Buddhism.