diff --git a/package.json b/package.json
index 53e1acb..93b513a 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "vite-plugin-version-mark": "^0.1.4"
   },
   "dependencies": {
-    "@bicstone/ra-language-japanese": "^5.7.0",
+    "@bicstone/ra-language-japanese": "^5.10.0",
     "@emotion/react": "^11.14.0",
     "@emotion/styled": "^11.14.1",
     "@haleos/ra-language-german": "^1.0.0",
diff --git a/yarn.lock b/yarn.lock
index 4aa7f72..9b73871 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -388,10 +388,10 @@
   resolved "https://registry.yarnpkg.com/@bcoe/v8-coverage/-/v8-coverage-0.2.3.tgz#75a2e8b51cb758a7553d6804a5932d7aace75c39"
   integrity sha512-0hYQ8SB4Db5zvZB4axdMHGwEaQjkZzFjQiN9LVYvIFB2nSUHW9tYpxWriPrWDASIxiaXax83REcLxuSdnGPZtw==
 
-"@bicstone/ra-language-japanese@^5.7.0":
-  version "5.7.0"
-  resolved "https://registry.yarnpkg.com/@bicstone/ra-language-japanese/-/ra-language-japanese-5.7.0.tgz#d98fd930c82950489a0de65ad30598f858ce8ded"
-  integrity sha512-OkK2bMk6MIpwYO6lN8N3HwndgBO2jz4mPKUJtzsvVhWVP+Te/TmXLNeyL+2SL+pf8pBEvCTiRsDoj5KLuJ91cw==
+"@bicstone/ra-language-japanese@^5.10.0":
+  version "5.10.0"
+  resolved "https://registry.yarnpkg.com/@bicstone/ra-language-japanese/-/ra-language-japanese-5.10.0.tgz#811b23bb3df3780f6981edf32c5fa1a278fe00f7"
+  integrity sha512-jFVwe+5wsRkvjwXXA28miWUDVRmm2ux8EzlAh1X2QuK+vW3LcSvcL3Fndd5c2jfbsPdDck5Og8DGFfydLlcalQ==
   dependencies:
     ra-core "^5.0.0"