A man hospitalized with severe burns after allegedly setting a Kyoto Animation Co. studio on fire in July is now able to engage in simple communication by nodding and shaking his head, sources familiar with the matter said Friday.Police have obtained an arrest warrant for Shinji Aoba, 41, on suspicion of murder and arson, among other charges, but must wait until doctors determine that he has recovered sufficiently before making a formal arrest, which could be several months away, the sources said.Related coverage:Attendees of Comic Market show support for arson-hit Kyoto AnimationREAD FULL ARTICLE