Couple arrested on suspicion of poisoning their 4-year-old second daughter; associated investigation into dying of one other relative | NHK

According to interviews with investigators, a pair residing in Tokyo’s Taito Ward has been arrested for killing their 4-year-old second daughter by forcing her to ingest a poisonous chemical contained in automotive antifreeze. There is one thing suspicious concerning the circumstances surrounding the dying of a relative in his 40s who handed away six years in the past, so the Metropolitan Police Department will even examine the matter.

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