Although the first-class cars were officially abolished with the October revision, at the end of August the mark of the first-class cars had been removed from the timetable, and the coupled first-class cars were opened to passengers as ordinary cars.
10月改正で正式に廃止となるが、それに先立ち8月末から時刻表上でグリーン車マークが消え、連結されていた車は普通車開放となった。