Smooth sailing; an idiom meaning that things are going smoothly without difficulties.
事業は必ずしも順風満帆ではないが、着実に前進している。
The business isn't always smooth sailing, but it's steadily making progress.
留学生活は順風満帆で、毎日が充実している。
The study-abroad life has been smooth sailing and every day is fulfilling.
若手起業家は順風満帆に見えたが、裏では多くの苦労があった。
The young entrepreneur seemed to have smooth sailing, but there were many struggles behind the scenes.