(This is said to be because it had a head start in withdrawing its gyudon from the market and suffered less heavy damage than other chains, when the BSE issue described below occurred.)
（そのため、後述のBSE問題の時もいち早く牛丼の販売中止に踏み切り、また、損害も他の牛丼チェーン店に比べ少なかったと言われる）