Not exactly. Because height and proportion are in direct proportion, height 155, weight 100 Jin are standard weights, and weight 100 or less is thin. A man of your height 155 and weight 86 kg is not fat at all, but thin. You must pay attention to your diet. Don't be too thin, it's harmful to your health. Sure, girls. Hahaha, but remember not to use drugs to lose weight. This is very harmful to your health. If you are not satisfied with your figure, you should use the right methods, such as fitness and running. This will not only improve your immunity, but also make you slim, mainly healthy. Girls should have confidence in themselves. You are the most beautiful.