In the corresponding Chinese, "Obasan" refers to the old lady; On the contrary, if you say "Ogisan", it is an old gentleman. But in Japanese, the two opposite sounds "ぉばさん" and "ぉじさん" refer to younger uncles and aunts; The longer "ぉばぁさん" and "ぉじぃさん" are old ladies and gentlemen.
Some image characteristics of Obasan;
1, like seniority, bullying young people (especially young ladies).
2, prejudice is deep, can't listen to what others say, and is very self-righteous.
3. Rude actions and language.
4, eating loudly, listening to it is disgusting, and eating will lick your teeth, whether in public.
5. You can chat with your mobile phone anytime and anywhere at home, and it's loud, no matter where you are.
6. Other people's gossip is clear, but they don't know the state affairs.
The above contents refer to Baidu Encyclopedia-Obasan