闕腋
1
unstitched, open side of some traditional Japanese clothing;clothing with such an open side
See also:
縫腋 (ほうえき)
2
robe worn by military officials with a round collar, unstitched open sides and no ran
See also:
闕腋の袍 (けってきのほう)
Other forms
欠掖 【けってき】