I don't know, because there are many factors such as love, sexual knowledge, fighting, terror, etc., it is suitable for people over 14. But there are many educational things in Japanese animation, such as attaching importance to friendship, determination and understanding of life. Therefore, the existence of factors such as love, sexual knowledge, fighting, terror, attaching importance to friendship, determination and understanding of life makes Japanese animation popular among teenagers. As long as the age is right, it is acceptable to watch Japanese anime.