Add Japan Open Chain

index.ts

@@ -925,6 +925,23 @@ const networkFamilies: NetworkFamily[] = [
           },
         ],
       },
+      {
+        code: "81",
+        name: "Japan Open Chain",
+        chain_id: "81",
+        description:
+          "Japan Open Chain (JOC) is Ethereum-Compatible Layer1 Public Blockchain that prioritizes practicality. It operates in collaboration with trusted enterprises, providing a reliable blockchain infrastructure for businesses and local governments to confidently utilize.",
+        logo: "",
+        examples: [
+          {
+            name: "japan-open-chain-starter",
+            description:
+              "This SubQuery project indexes all transfers and approval events for Kiraboshi Coin Test on Japan Open Chain Mainnet",
+            remote: "https://github.com/subquery/ethereum-subql-starter",
+            path: "Japan Open Chain/japan-open-chain-starter",
+          },
+        ],
+      },
       {
         code: "8217",
         name: "Klaytn",