PROBLEM TO BE SOLVED: To solve the problem that, when a sushi vinegar including a high-sweetness sweetener as substitute for a part or the whole of sucrose or isomerized sugar is blended with cooked rice to make sushi rice, the taste and quality are impaired.SOLUTION: The sushi vinegar includes vinegar, salt, a high-sweetness sweetener, and a polysaccharide thickener. The sweetness of the high-sweetness sweetener is 20 to 100% relative to the total of the sweetness of the whole sweeteners. The sushi vinegar is blended with cooked rice, so that the texture of the sushi rice can be improved.COPYRIGHT: (C)2015,JPO&INPIT【課題】ショ糖又は異性化糖の一部又は全部を高甘味度甘味料に代替した寿司酢を、米飯に混ぜ合わせて寿司飯とした時に、風味や質感が損なわれないようにする。【解決手段】食酢、塩、高甘味度甘味料及び増粘多糖類を含有し、高甘味度甘味料を全甘味料の甘味度の総和に対する甘味度の20~100%含有する寿司酢とし、炊飯後の米飯に混ぜ合わせることにより寿司飯の食感を改良する。【選択図】なし