As Shigai was originated from 'Makai,' hemp yarn shoes worn by low-ranking military officers at and under the rank of Rokui (Sixth Rank), it was light and comfortable as well as suitable for active movements.
もともと六位以下の下級武官の履く苧麻製の「麻鞋（まかい）」がルーツということもあり軽快で活動性に優れる。