diff --git a/package-lock.json b/package-lock.json
index 4e5c208b..937d4a22 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,7 +27,7 @@
                 "jp-local-gov": "^1.8.0",
                 "next": "^16.2.6",
                 "plotly.js-dist-min": "^3.5.1",
-                "react": "^18.3.1",
+                "react": "^19.2.6",
                 "react-dom": "^18.3.1",
                 "react-icons": "^5.6.0",
                 "react-plotly.js": "^2.6.0",
@@ -46,7 +46,7 @@
                 "@types/mdx-js__react": "^1.5.8",
                 "@types/node": "25.9.1",
                 "@types/plotly.js-dist-min": "^2.3.4",
-                "@types/react": "^18.3.11",
+                "@types/react": "^19.2.15",
                 "@types/react-dom": "18.3.0",
                 "@types/react-plotly.js": "^2.6.4",
                 "@types/react-world-flags": "^1.6.0",
@@ -6914,12 +6914,6 @@
                 "@types/plotly.js": "*"
             }
         },
-        "node_modules/@types/prop-types": {
-            "version": "15.7.14",
-            "resolved": "https://registry.npmjs.org/@types/prop-types/-/prop-types-15.7.14.tgz",
-            "integrity": "sha512-gNMvNH49DJ7OJYv+KAKn0Xp45p8PLl6zo2YnvDIbTd4J6MER2BmWN49TG7n9LvkyihINxeKW8+3bfS2yDC9dzQ==",
-            "license": "MIT"
-        },
         "node_modules/@types/qs": {
             "version": "6.9.18",
             "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.18.tgz",
@@ -6933,13 +6927,12 @@
             "license": "MIT"
         },
         "node_modules/@types/react": {
-            "version": "18.3.20",
-            "resolved": "https://registry.npmjs.org/@types/react/-/react-18.3.20.tgz",
-            "integrity": "sha512-IPaCZN7PShZK/3t6Q87pfTkRm6oLTd4vztyoj+cbHUF1g3FfVb2tFIL79uCRKEfv16AhqDMBywP2VW3KIZUvcg==",
+            "version": "19.2.15",
+            "resolved": "https://registry.npmjs.org/@types/react/-/react-19.2.15.tgz",
+            "integrity": "sha512-eRwcGNHve+E8qtEQSSRl6urh+rFop4v8gm6O8rGv25CodbvFdLjA1vVQ1KkiFE0w0UPOnb8tDiFKL5lp0rtY5Q==",
             "license": "MIT",
             "dependencies": {
-                "@types/prop-types": "*",
-                "csstype": "^3.0.2"
+                "csstype": "^3.2.2"
             }
         },
         "node_modules/@types/react-dom": {
@@ -6973,6 +6966,12 @@
                 "@types/react": "*"
             }
         },
+        "node_modules/@types/react/node_modules/csstype": {
+            "version": "3.2.3",
+            "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.2.3.tgz",
+            "integrity": "sha512-z1HGKcYy2xA8AGQfwrn0PAy+PB7X/GSj3UVJW9qKyn43xWa+gl5nXmU4qqLMRzWVLFC8KusUX8T/0kCiOYpAIQ==",
+            "license": "MIT"
+        },
         "node_modules/@types/request": {
             "version": "2.48.12",
             "resolved": "https://registry.npmjs.org/@types/request/-/request-2.48.12.tgz",
@@ -8263,7 +8262,8 @@
             "version": "3.1.3",
             "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.1.3.tgz",
             "integrity": "sha512-M1uQkMl8rQK/szD0LNhtqxIPLpimGm8sOBwU7lLnCpSbTyY3yeU1Vc7l4KT5zT4s/yOxHH5O7tIuuLOCnLADRw==",
-            "license": "MIT"
+            "license": "MIT",
+            "peer": true
         },
         "node_modules/d": {
             "version": "1.0.2",
@@ -13308,13 +13308,10 @@
             }
         },
         "node_modules/react": {
-            "version": "18.3.1",
-            "resolved": "https://registry.npmjs.org/react/-/react-18.3.1.tgz",
-            "integrity": "sha512-wS+hAgJShR0KhEvPJArfuPVN1+Hz1t0Y6n5jLrGQbkb4urgPE/0Rve+1kMB1v/oWgHgm4WIcV+i7F2pTVj+2iQ==",
+            "version": "19.2.6",
+            "resolved": "https://registry.npmjs.org/react/-/react-19.2.6.tgz",
+            "integrity": "sha512-sfWGGfavi0xr8Pg0sVsyHMAOziVYKgPLNrS7ig+ivMNb3wbCBw3KxtflsGBAwD3gYQlE/AEZsTLgToRrSCjb0Q==",
             "license": "MIT",
-            "dependencies": {
-                "loose-envify": "^1.1.0"
-            },
             "engines": {
                 "node": ">=0.10.0"
             }
diff --git a/package.json b/package.json
index 7bbd25ae..ef0e3e3a 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
         "jp-local-gov": "^1.8.0",
         "next": "^16.2.6",
         "plotly.js-dist-min": "^3.5.1",
-        "react": "^18.3.1",
+        "react": "^19.2.6",
         "react-dom": "^18.3.1",
         "react-icons": "^5.6.0",
         "react-plotly.js": "^2.6.0",
@@ -38,7 +38,7 @@
         "@types/mdx-js__react": "^1.5.8",
         "@types/node": "25.9.1",
         "@types/plotly.js-dist-min": "^2.3.4",
-        "@types/react": "^18.3.11",
+        "@types/react": "^19.2.15",
         "@types/react-dom": "18.3.0",
         "@types/react-plotly.js": "^2.6.4",
         "@types/react-world-flags": "^1.6.0",