>>1430196Because those services are eventually going to be standardized by shifting to KiHa 261-1000 DMUs anyway, so there's no point in differentiate like back in the 90s/2000s when there were tangible differences between let's say Hokuto (KiHa 183) and Super Hokuto (KiHa 281/283)
>>1430280>JR Hokkaido>Ever have accelerated services again