NEWS
New restaurant in Japan Pavilion (Takumi-Tei) will have a dress code per the official page which is now available:
Dress Code
In order to preserve the atmosphere of this dining experience, Guests are asked to adhere to the dress code. The minimum dress code is required—and dressier attire is also welcome. Please review the minimum dress code requirements:
Men must wear khakis, slacks or dress shorts and collared shirts. Jeans may be worn if in good condition. Sport coats are optional.
Women must wear Capri pants, skirts, dresses or dress shorts. Jeans may be worn if in good condition.
Not permitted are tank tops, flip-flops, swimsuits, swimsuit cover-ups, hats for gentlemen, cut-offs, torn clothing and t-shirts with offensive language and/or graphics.
(I hope the DIS group pays attention that hats are not allowed!)
https://disneyworld.disney.go.com/dining/epcot/takumi-tei-restaurant/