ぶつぎ物議butsugi
1.

A topic that generates widespread discussion and scrutiny within society, often leading to debates about its moral implications or societal norms.

2.

A situation that attracts significant public attention and critical evaluation, typically involving differing opinions that challenge conventional beliefs or values.

3.

A state of public debate or controversy arising from ideas or actions that are perceived as contentious or outside common social acceptability.

Example:

その作品が画壇に大いに物議をかもした。