Asian Spirit Flight 100 was a Let L-410 Turbolet that crashed onto a mountainside between the municipalities of Kasibu, Nueva Vizcaya and Cabarroguis, Quirino in the Philippines on December 7, 1999. The aircraft was en route to Cauayan City in Isabela from Ninoy Aquino International Airport in Manila. All fifteen passengers, including two foreigners, Koji Takuma from Japan and Robert Sinnott from the United Kingdom, and two crew aboard the flight died in the incident.

• http://en.wikipedia.org/wiki/Asian Spirit Flight 100