Other posts included profanity-laced comments to friends. On March 20 his status was: "ice cream chillllllin" at 1:34 a.m.
Facebook friend Grace Murphy responded, 'oh mygod you guys need to go to bed."
He wrote, "gracccce yo shut the f*** up! U go to bed haha hypocriteeeeeeee."
Fujita had been planning to attend Trinity College in Connecticut this fall.
Astley, who also recently graduated from Wayland High School, had been accepted to Elon University in North Carolina. Her father told the Boston Globe Astley was their only child, and said she was a former captain of the high school tennis team who sang in her school's a capella group and wanted to work in the fashion industry.
Fujita is scheduled to appear in court Aug. 15 for a probable cause hearing and is being held at the Middlesex House of Correction in Billerica, Mass.