(AGI) Otaki, Sept 28 - Fatalities in Mount Ontake's firsteruption in seven years have risen to four, Japaneseauthorities reported on Sunday. A popular tourist attractionlocated some 200 kilometres west of Tokyo, the 3,000-plus metrevolcano is Japan's second highest. Thirty people caught in theash fallout suffered cardiac arrest on Saturday. (AGI) . .