E cigarettes have 10 times more carcinogens, Japanese researchers say South China Morning Post Young Japanese man smoking electronic cigarette Stock Photo Alamy How IQOS Differs from Vaping: Key Differences Every Smoker Should Know Interview with Japan Tobacco: Heat not burn tobacco has not diminished, and health awareness and taxation have increased UWOO Big Tobacco's Next Big Thing? Tobacco WSJ 2FIRSTS PMI Japan Unveils Limited Edition IQOS ILUMA i Galaxy Blue, Priced Around $47