diff --git a/src/lib/components/layout/SearchModal.svelte b/src/lib/components/layout/SearchModal.svelte
index 5617de7c22..70942fca91 100644
--- a/src/lib/components/layout/SearchModal.svelte
+++ b/src/lib/components/layout/SearchModal.svelte
@@ -176,6 +176,12 @@
 	}
 
 	const onKeyDown = (e) => {
+		// Ignore keydown fired while confirming an IME composition (e.g. Japanese/Chinese/Korean)
+		// so confirming the composition with Enter doesn't trigger search actions (#26172).
+		if (e.isComposing || e.keyCode === 229) {
+			return;
+		}
+
 		const searchOptions = document.getElementById('search-options-container');
 		if (searchOptions || !show) {
 			return;
diff --git a/src/lib/components/layout/Sidebar/SearchInput.svelte b/src/lib/components/layout/Sidebar/SearchInput.svelte
index f29dc57cca..3e07a1e2d7 100644
--- a/src/lib/components/layout/Sidebar/SearchInput.svelte
+++ b/src/lib/components/layout/Sidebar/SearchInput.svelte
@@ -229,6 +229,12 @@
 				}
 			}}
 			on:keydown={(e) => {
+				// Ignore keydown fired while confirming an IME composition (e.g. Japanese/Chinese/Korean)
+				// so confirming the composition with Enter doesn't trigger search actions (#26172).
+				if (e.isComposing || e.keyCode === 229) {
+					return;
+				}
+
 				if (e.key === 'Enter') {
 					if (filteredItems.length > 0) {
 						const itemElement = document.getElementById(`search-item-${selectedIdx}`);