diff --git a/docs/prototype/figma-lab/fake-figma.js b/docs/prototype/figma-lab/fake-figma.js
index 1290365..8d3ed18 100644
--- a/docs/prototype/figma-lab/fake-figma.js
+++ b/docs/prototype/figma-lab/fake-figma.js
@@ -32,7 +32,7 @@ function fakeFigma(options = {}) {
   };
   const dirty = (node) => { mark(node, ++stamp); };
   const fontKey = (font) => `${font.family}/${font.style}`;
-  const cjk = /[　-鿿＀-￯]/;
+  const cjk = /[\u3000-\u9fff\uff00-\uffef]/;
   const textWidth = (node) => {
     let width = 0;
     for (const char of node._characters) width += cjk.test(char) ? node.fontSize : node.fontSize * 0.55;