Authorities allege that Aoba was carrying two containers of flammable liquid when he entered the studio’s unlocked entrance door, dumped the liquid and set it on fireplace with a lighter.
Seventy individuals had been working contained in the studio on the time of the assault.
Lots of the victims died of carbon monoxide poisoning after failing to flee to the roof, fireplace officers mentioned.
One of many survivors, an animator, advised Japanese media he jumped from a window of the three-storey constructing gasping for air amid scorching warmth after seeing a “a black mushroom cloud” rising from downstairs.
Police within the southern metropolis of Kyoto didn’t arrest Aoba late Might – 10 months after acquiring a warrant – as a result of they needed to watch for him to recuperate from his personal accidents.
He sustained extreme burns to his face, torso and limbs and was unconscious for weeks, prosecutors mentioned.
He nonetheless can not stroll and was transferred on a stretcher from his hospital room to a detention centre, the place an investigation was carried out whereas his well being was rigorously monitored.
Authorities additionally carried out a psychological analysis of Aoba and concluded that he’s able to taking legal duty.
Japanese tv footage that captured Aoba getting into the detention centre confirmed his face scarred, eyebrows misplaced and fingers disfigured, apparently from the hearth.
The Kyoto District Public Prosecutors Workplace mentioned prosecutors indicted Aoba on homicide, tried homicide, arson and two different prices on Wednesday.
Police have mentioned Aoba advised them that he set the hearth as a result of he thought Kyoto Animation “stole novels” and that he thought he might kill many individuals with gasoline.
Kyoto Animation’s hits embody Fortunate Star of 2008, Okay-On! in 2011 and Haruhi Suzumiya in 2009.
Its new function movie, Violet Evergarden, a few girl who professionally writes letters for purchasers, was scheduled to open in April however was postponed as a result of coronavirus pandemic.
The fireplace was Japan’s deadliest since 2001, when a blaze in Tokyo’s Kabukicho leisure district killed 44 individuals within the nation’s worst-known case of arson in fashionable instances.