2017 October 13, “Kōrui shōchū wa ‘mazui yasuzake’ to iu gokai Petto botoru datte umai [Kōrui shochu is misunderstood as ‘unsavory, cheap liquor’: Tasty even in plastic bottles]”, in Spa![1]:
甲類と乙類は、2006年に呼び名が変わり、甲類は連続式蒸留焼酎、乙類は単式蒸留焼酎となりました
Kōrui to otsurui wa,2006 nen ni yobi mei ga kawari, kōrui wa renzoku shiki jōryū shōchū, otsurui wa tanshiki jōryū shōchū to narimashita
Kōrui and otsurui are the names adopted in 2006, kōrui for fractional distillation shochu, otsurui for simple distillation shochu
2018 June 1 (last accessed), “Shōchū no chigai”, in Oenon[2]:
Otsurui shōchū to wa Tanshiki jōryūki ni yoru 1~2 do no jōryū ni yori, mugi imo kome soba nado samazama na genryō kara tsukuraremasu.
What is otsurui shochu? Distilled 1-2 times by means of simple distillation, it is produced from various ingredients—barley, potato, rice, buckwheat, etc.