Taguchi could be released on bail as early as Friday
TokyoReporter
Boy suffered injuries that required one week to heal, police said
Motive for the crime has not been learned, police said
Mitsuhiro Numayama slashed open his abdomen on a road near Yasukuni Shrine on May 11
Suspect told police, 'Since my grandfather abused me, I slashed him with a knife'
Suspect allegedly probed his fingers inside her clothes, touching her upper body
Ordinance is a 500-pound incendiary bomb that was dropped by the U.S. military during World War II, authorities said
Suspect allegedly fondled the chest of the woman, inside a stall of a men's toilet inside a karaoke parlor
Results of an autopsy did not conclude that injuries to the victim were due to the assault
Contraband is valued at around 60 billion yen, police said