diff --git a/packages/ui/src/ui-component/dialog/ExportAsTemplateDialog.jsx b/packages/ui/src/ui-component/dialog/ExportAsTemplateDialog.jsx
index 53951768237..2e04bf719c6 100644
--- a/packages/ui/src/ui-component/dialog/ExportAsTemplateDialog.jsx
+++ b/packages/ui/src/ui-component/dialog/ExportAsTemplateDialog.jsx
@@ -82,7 +82,9 @@ const ExportAsTemplateDialog = ({ show, dialogProps, onCancel }) => {
     }
 
     const handleUsecaseInputKeyDown = (event) => {
-        if (event.key === 'Enter' && usecaseInput.trim()) {
+        // Check if IME composition is in progress
+        const isIMEComposition = event.isComposing || event.keyCode === 229
+        if (event.key === 'Enter' && !isIMEComposition && usecaseInput.trim()) {
             event.preventDefault()
             if (!usecases.includes(usecaseInput)) {
                 setUsecases([...usecases, usecaseInput])
diff --git a/packages/ui/src/ui-component/dialog/SaveChatflowDialog.jsx b/packages/ui/src/ui-component/dialog/SaveChatflowDialog.jsx
index e567132899f..e1230799fd8 100644
--- a/packages/ui/src/ui-component/dialog/SaveChatflowDialog.jsx
+++ b/packages/ui/src/ui-component/dialog/SaveChatflowDialog.jsx
@@ -41,7 +41,9 @@ const SaveChatflowDialog = ({ show, dialogProps, onCancel, onConfirm }) => {
                     value={chatflowName}
                     onChange={(e) => setChatflowName(e.target.value)}
                     onKeyDown={(e) => {
-                        if (isReadyToSave && e.key === 'Enter') onConfirm(e.target.value)
+                        // Check if IME composition is in progress
+                        const isIMEComposition = e.isComposing || e.keyCode === 229
+                        if (isReadyToSave && e.key === 'Enter' && !isIMEComposition) onConfirm(e.target.value)
                     }}
                 />
             </DialogContent>
diff --git a/packages/ui/src/ui-component/dialog/TagDialog.jsx b/packages/ui/src/ui-component/dialog/TagDialog.jsx
index 82c35dde62b..ad91a0cdea9 100644
--- a/packages/ui/src/ui-component/dialog/TagDialog.jsx
+++ b/packages/ui/src/ui-component/dialog/TagDialog.jsx
@@ -16,7 +16,9 @@ const TagDialog = ({ isOpen, dialogProps, onClose, onSubmit }) => {
     }
 
     const handleInputKeyDown = (event) => {
-        if (event.key === 'Enter' && inputValue.trim()) {
+        // Check if IME composition is in progress
+        const isIMEComposition = event.isComposing || event.keyCode === 229
+        if (event.key === 'Enter' && !isIMEComposition && inputValue.trim()) {
             event.preventDefault()
             if (!categoryValues.includes(inputValue)) {
                 setCategoryValues([...categoryValues, inputValue])
diff --git a/packages/ui/src/views/canvas/CanvasHeader.jsx b/packages/ui/src/views/canvas/CanvasHeader.jsx
index ea455f41c2e..8169d7fa20d 100644
--- a/packages/ui/src/views/canvas/CanvasHeader.jsx
+++ b/packages/ui/src/views/canvas/CanvasHeader.jsx
@@ -482,7 +482,9 @@ const CanvasHeader = ({ chatflow, isAgentCanvas, isAgentflowV2, handleSaveFlow,
                                     }}
                                     defaultValue={flowName}
                                     onKeyDown={(e) => {
-                                        if (e.key === 'Enter') {
+                                        // Check if IME composition is in progress
+                                        const isIMEComposition = e.isComposing || e.keyCode === 229
+                                        if (e.key === 'Enter' && !isIMEComposition) {
                                             submitFlowName()
                                         } else if (e.key === 'Escape') {
                                             setEditingFlowName(false)