Nishino-shima (Volcano Islands, Japan): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 5000 ft (1500 m) altitude or flight level 050 and is moving at 5 kts in W direction. The full report is as follows: VA EMISSIONS CONTINUING OBS VA DTG:19/1720Z to 5000 ft (1500 m) Suwanose-jima (Ryukyu Islands): Explosive…