Akio Pants AKIYO trousers Japanese Trouser Eiyo Kimono Collections Koyo Japanese Trouser Eiyo Kimono Japanese Trouser Eiyo Kimono. AKIYO in black, is a modern fisherman style trouser with cropped length and asymmetric closing. It has deep side pockets and is designed with a slightly dropped waist. You can wear them with a t shirt and sandals for a relaxed look, or with a shirt and shoes for a more formal look. In the evening,you may want to wear the AKIYO trousers with our ALICE gilet and your favourite heels.