“Tokyo Reporter” is not my favorite news source but it seems to be the only one to write in English about this issue. Here’s a URL for a Japanese report:
https://www.tku.co.jp/news/熊本市西区の殺人事件%E3%80%80次男を送検/
– Kirk
https://www.tokyoreporter.com/2018/01/03/kumamoto-man-47-stabs-father-to-death/
