What do you mean by black belly and nature?

Black belly is often used to describe people who are serious but like to play pranks or often tease others (friendly). It should be a description of personality or temperament, but it is different from the description of double-sided personality in this cartoon. It is synonymous with ancient spirits, but it is generally used to describe older young people. See /view/6437.htm for details. Naturally, naturally, you have to stay. Natural beauty (Japanese: natural beauty) is an explicit personality. ボケ (playing dumb) in Mancai is a pre-designed behavior, which is used as a joke to attract people to vomit, while "naturally staying" refers to the personality type that subconsciously makes this "playing dumb" action. Besides, it is often just called "nature". ACG language, mostly used by otaku, refers to the innocent and lovely Lori (or Zheng Tai), who looks silly and has a little slow response. See/view/1293139.htm for details.