Police in Toda, Saitama Prefecture, have arrested a 71-year-old woman on suspicion of setting her son's room on fire.
Eiko Sasaki is suspected of setting fire to her son's room at around 9 a.m. Sunday, Sankei Shimbun reported. The fire spread and destroyed the 50-square-meter apartment.
According to police, Sasaki has admitted to the charge and was quoted as saying that she was upset with her 50-year-old son for letting magazines pile up in his room, so she decided to burn them.
Sasaki said she lit a newspaper and threw it into the room while her son was out.© Japan Today