This news pertains to Johnny's Entertainment, a major agency in Japan's entertainment world.
Although the Japanese media was aware, they refrained from reporting and consistently defended the offender.
The incident came to light after the BBC reported on it, but by that time, the offender had already passed away. That's the story.

【Materials Used】
VOICEVOX：ずんだもん
立ち絵：坂本アヒル様