How to sharpen hard-to-cut fabric scissors Thin cloth can also be cut with the blade edge 

はさみの裏側は湾曲していて研ぎにくいためそのまましておきます 反対側を耐水ペーパー掛けして、刃を研ぎました The back side of the scissors is curved and difficult to sharpen, so leave it as it is. I put waterproof paper on the other side and sharpened the blade.