diff --git a/app/src/main/kotlin/jackall/moncalc/db/MonstDataRealmHelper.kt b/app/src/main/kotlin/jackall/moncalc/db/MonstDataRealmHelper.kt
index c8ec1af..a996476 100644
--- a/app/src/main/kotlin/jackall/moncalc/db/MonstDataRealmHelper.kt
+++ b/app/src/main/kotlin/jackall/moncalc/db/MonstDataRealmHelper.kt
@@ -52,6 +52,36 @@
         return results
     }
 
+    fun <T : RealmModel> findIdByRank(realmModel: Class<T>, rank: Int): Int {
+        when (realmModel) {
+            Temple::class.java -> {
+                return realm.where(realmModel).equalTo("rank", rank).findFirst().id
+            }
+            Fruit::class.java -> {
+                return realm.where(Temple::class.java).equalTo("rank", rank).findFirst().id
+            }
+            Grade::class.java -> {
+                return realm.where(Temple::class.java).equalTo("rank", rank).findFirst().id
+            }
+        }
+        return -1
+    }
+
+    fun <T : RealmModel> findNameById(realmModel: Class<T>, id: Int): String {
+        when (realmModel) {
+            Temple::class.java -> {
+                return realm.where(realmModel).equalTo("id", id).findFirst().name
+            }
+            Fruit::class.java -> {
+                return realm.where(Temple::class.java).equalTo("id", id).findFirst().name
+            }
+            Grade::class.java -> {
+                return realm.where(Temple::class.java).equalTo("id", id).findFirst().name
+            }
+        }
+        return "unknown"
+    }
+
     fun close() {
         templeRealmHelper.close()
         fruitRealmHelper.close()