diff --git a/neko/index.js b/neko/index.js
index 59cd61d08..57b993977 100644
--- a/neko/index.js
+++ b/neko/index.js
@@ -268,6 +268,8 @@ if (!nativeBinding) {
 const {
 	stringToAcct,
 	acctToString,
+	sqlLikeEscape,
+	safeForSql,
 	formatMilliseconds,
 	genString,
 	IdConvertType,
@@ -279,6 +281,8 @@ const {
 
 module.exports.stringToAcct = stringToAcct;
 module.exports.acctToString = acctToString;
+module.exports.sqlLikeEscape = sqlLikeEscape;
+module.exports.safeForSql = safeForSql;
 module.exports.formatMilliseconds = formatMilliseconds;
 module.exports.genString = genString;
 module.exports.IdConvertType = IdConvertType;
diff --git a/packages/backend/native-utils/src/util/escape_sql.rs b/packages/backend/native-utils/src/util/escape_sql.rs
new file mode 100644
index 000000000..50bc6a64b
--- /dev/null
+++ b/packages/backend/native-utils/src/util/escape_sql.rs
@@ -0,0 +1,41 @@
+#[cfg_attr(feature = "napi", napi_derive::napi)]
+pub fn sql_like_escape(src: String) -> String {
+    src.replace('%', r"\%").replace('_', r"\_")
+}
+
+#[cfg_attr(feature = "napi", napi_derive::napi)]
+pub fn safe_for_sql(src: String) -> bool {
+    !src.contains([
+        '\0', '\x08', '\x09', '\x1a', '\n', '\r', '"', '\'', '\\', '%',
+    ])
+}
+
+#[cfg(test)]
+mod unit_test {
+    use super::{safe_for_sql, sql_like_escape};
+    use pretty_assertions::assert_eq;
+
+    #[test]
+    fn sql_like_escape_test() {
+        assert_eq!(sql_like_escape("".to_string()), "".to_string());
+        assert_eq!(sql_like_escape("abc".to_string()), "abc".to_string());
+        assert_eq!(sql_like_escape("a%bc".to_string()), r"a\%bc".to_string());
+        assert_eq!(
+            sql_like_escape("a呼%吸bc".to_string()),
+            r"a呼\%吸bc".to_string()
+        );
+        assert_eq!(
+            sql_like_escape("_اللغة العربية".to_string()),
+            r"\_اللغة العربية".to_string()
+        );
+    }
+
+    #[test]
+    fn safe_for_sql_test() {
+        assert!(safe_for_sql("123".to_string()));
+        assert!(safe_for_sql("人間".to_string()));
+        assert!(!safe_for_sql("人間\x09".to_string()));
+        assert!(!safe_for_sql("abc\ndef".to_string()));
+        assert!(!safe_for_sql("%something%".to_string()));
+    }
+}
diff --git a/packages/backend/native-utils/src/util/mod.rs b/packages/backend/native-utils/src/util/mod.rs
index 3a5461101..0c4e1160c 100644
--- a/packages/backend/native-utils/src/util/mod.rs
+++ b/packages/backend/native-utils/src/util/mod.rs
@@ -1,4 +1,5 @@
 pub mod acct;
+pub mod escape_sql;
 pub mod format_milliseconds;
 pub mod id;
 pub mod random;
diff --git a/packages/backend/src/misc/safe-for-sql.ts b/packages/backend/src/misc/safe-for-sql.ts
deleted file mode 100644
index 02eb7f0a2..000000000
--- a/packages/backend/src/misc/safe-for-sql.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-export function safeForSql(text: string): boolean {
-	return !/[\0\x08\x09\x1a\n\r"'\\\%]/g.test(text);
-}
diff --git a/packages/backend/src/misc/sql-like-escape.ts b/packages/backend/src/misc/sql-like-escape.ts
deleted file mode 100644
index 453947d6e..000000000
--- a/packages/backend/src/misc/sql-like-escape.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-export function sqlLikeEscape(s: string) {
-	return s.replace(/([%_])/g, "\\$1");
-}
diff --git a/packages/backend/src/server/api/endpoints/admin/emoji/list-remote.ts b/packages/backend/src/server/api/endpoints/admin/emoji/list-remote.ts
index 24faea71d..879ab56c5 100644
--- a/packages/backend/src/server/api/endpoints/admin/emoji/list-remote.ts
+++ b/packages/backend/src/server/api/endpoints/admin/emoji/list-remote.ts
@@ -3,7 +3,7 @@ import { ApiError } from "@/server/api/error.js";
 import { Emojis } from "@/models/index.js";
 import { toPuny } from "@/misc/convert-host.js";
 import { makePaginationQuery } from "@/server/api/common/make-pagination-query.js";
-import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+import { sqlLikeEscape } from "native-utils/built/index.js";
 
 export const meta = {
 	tags: ["admin", "emoji"],
diff --git a/packages/backend/src/server/api/endpoints/admin/emoji/list.ts b/packages/backend/src/server/api/endpoints/admin/emoji/list.ts
index 206a28098..2d4f24158 100644
--- a/packages/backend/src/server/api/endpoints/admin/emoji/list.ts
+++ b/packages/backend/src/server/api/endpoints/admin/emoji/list.ts
@@ -2,7 +2,7 @@ import define from "@/server/api/define.js";
 import { Emojis } from "@/models/index.js";
 import { makePaginationQuery } from "../../../common/make-pagination-query.js";
 import type { Emoji } from "@/models/entities/emoji.js";
-//import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+//import { sqlLikeEscape } from "native-utils/built/index.js";
 import { ApiError } from "../../../error.js";
 
 export const meta = {
diff --git a/packages/backend/src/server/api/endpoints/admin/show-users.ts b/packages/backend/src/server/api/endpoints/admin/show-users.ts
index 1e6ebeda9..33f43f133 100644
--- a/packages/backend/src/server/api/endpoints/admin/show-users.ts
+++ b/packages/backend/src/server/api/endpoints/admin/show-users.ts
@@ -1,6 +1,6 @@
 import { Users } from "@/models/index.js";
 import define from "@/server/api/define.js";
-import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+import { sqlLikeEscape } from "native-utils/built/index.js";
 
 export const meta = {
 	tags: ["admin"],
diff --git a/packages/backend/src/server/api/endpoints/channels/search.ts b/packages/backend/src/server/api/endpoints/channels/search.ts
index b2fab701c..d48eaefaf 100644
--- a/packages/backend/src/server/api/endpoints/channels/search.ts
+++ b/packages/backend/src/server/api/endpoints/channels/search.ts
@@ -2,7 +2,7 @@ import define from "@/server/api/define.js";
 import { Brackets } from "typeorm";
 import { makePaginationQuery } from "@/server/api/common/make-pagination-query.js";
 import { Channels } from "@/models/index.js";
-import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+import { sqlLikeEscape } from "native-utils/built/index.js";
 
 export const meta = {
 	tags: ["channels"],
diff --git a/packages/backend/src/server/api/endpoints/federation/instances.ts b/packages/backend/src/server/api/endpoints/federation/instances.ts
index 27a6dabb4..d8ea58725 100644
--- a/packages/backend/src/server/api/endpoints/federation/instances.ts
+++ b/packages/backend/src/server/api/endpoints/federation/instances.ts
@@ -1,7 +1,7 @@
 import define from "@/server/api/define.js";
 import { Instances } from "@/models/index.js";
 import { fetchMeta } from "@/misc/fetch-meta.js";
-import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+import { sqlLikeEscape } from "native-utils/built/index.js";
 
 export const meta = {
 	tags: ["federation"],
diff --git a/packages/backend/src/server/api/endpoints/hashtags/search.ts b/packages/backend/src/server/api/endpoints/hashtags/search.ts
index 1dc1fb492..1b8c9b9b0 100644
--- a/packages/backend/src/server/api/endpoints/hashtags/search.ts
+++ b/packages/backend/src/server/api/endpoints/hashtags/search.ts
@@ -1,6 +1,6 @@
 import define from "@/server/api/define.js";
 import { Hashtags } from "@/models/index.js";
-import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+import { sqlLikeEscape } from "native-utils/built/index.js";
 
 export const meta = {
 	tags: ["hashtags"],
diff --git a/packages/backend/src/server/api/endpoints/hashtags/trend.ts b/packages/backend/src/server/api/endpoints/hashtags/trend.ts
index fe8bba95f..35b98c524 100644
--- a/packages/backend/src/server/api/endpoints/hashtags/trend.ts
+++ b/packages/backend/src/server/api/endpoints/hashtags/trend.ts
@@ -3,7 +3,7 @@ import define from "@/server/api/define.js";
 import { fetchMeta } from "@/misc/fetch-meta.js";
 import { Notes } from "@/models/index.js";
 import type { Note } from "@/models/entities/note.js";
-import { safeForSql } from "@/misc/safe-for-sql.js";
+import { safeForSql } from "native-utils/built/index.js";
 import { normalizeForSearch } from "@/misc/normalize-for-search.js";
 
 /*
diff --git a/packages/backend/src/server/api/endpoints/notes/search-by-tag.ts b/packages/backend/src/server/api/endpoints/notes/search-by-tag.ts
index e87725e34..2ada80d99 100644
--- a/packages/backend/src/server/api/endpoints/notes/search-by-tag.ts
+++ b/packages/backend/src/server/api/endpoints/notes/search-by-tag.ts
@@ -1,6 +1,6 @@
 import { Brackets } from "typeorm";
 import { Notes } from "@/models/index.js";
-import { safeForSql } from "@/misc/safe-for-sql.js";
+import { safeForSql } from "native-utils/built/index.js";
 import { normalizeForSearch } from "@/misc/normalize-for-search.js";
 import define from "@/server/api/define.js";
 import { makePaginationQuery } from "@/server/api/common/make-pagination-query.js";
diff --git a/packages/backend/src/server/api/endpoints/notes/search.ts b/packages/backend/src/server/api/endpoints/notes/search.ts
index ab0b9c4aa..2be618d12 100644
--- a/packages/backend/src/server/api/endpoints/notes/search.ts
+++ b/packages/backend/src/server/api/endpoints/notes/search.ts
@@ -10,7 +10,7 @@ import { makePaginationQuery } from "@/server/api/common/make-pagination-query.j
 import { generateVisibilityQuery } from "@/server/api/common/generate-visibility-query.js";
 import { generateMutedUserQuery } from "@/server/api/common/generate-muted-user-query.js";
 import { generateBlockedUserQuery } from "@/server/api/common/generate-block-query.js";
-import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+import { sqlLikeEscape } from "native-utils/built/index.js";
 
 export const meta = {
 	tags: ["notes"],
diff --git a/packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts b/packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts
index 517ef615b..a89133076 100644
--- a/packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts
+++ b/packages/backend/src/server/api/endpoints/users/search-by-username-and-host.ts
@@ -2,7 +2,7 @@ import { Brackets } from "typeorm";
 import { Followings, Users } from "@/models/index.js";
 import type { User } from "@/models/entities/user.js";
 import define from "@/server/api/define.js";
-import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+import { sqlLikeEscape } from "native-utils/built/index.js";
 
 export const meta = {
 	tags: ["users"],
diff --git a/packages/backend/src/server/api/endpoints/users/search.ts b/packages/backend/src/server/api/endpoints/users/search.ts
index a15a0feb4..dfb6902dd 100644
--- a/packages/backend/src/server/api/endpoints/users/search.ts
+++ b/packages/backend/src/server/api/endpoints/users/search.ts
@@ -2,7 +2,7 @@ import { Brackets } from "typeorm";
 import { UserProfiles, Users } from "@/models/index.js";
 import type { User } from "@/models/entities/user.js";
 import define from "@/server/api/define.js";
-import { sqlLikeEscape } from "@/misc/sql-like-escape.js";
+import { sqlLikeEscape } from "native-utils/built/index.js";
 
 export const meta = {
 	tags: ["users"],