diff --git a/app/src/main/kotlin/jackall/moncalc/db/RealmHelper.kt b/app/src/main/kotlin/jackall/moncalc/db/RealmHelper.kt
new file mode 100644
index 0000000..1ba1f05
--- /dev/null
+++ b/app/src/main/kotlin/jackall/moncalc/db/RealmHelper.kt
@@ -0,0 +1,16 @@
+package jackall.moncalc.db
+
+import io.realm.Realm
+import io.realm.RealmObject
+
+/**
+ * Created by matsumoto_k on 2017/11/02.
+ */
+abstract class RealmHelper<T : RealmObject> : RealmConfig() {
+    abstract fun insert(realmObject: T)
+    abstract fun delete(realmObject: T)
+    abstract fun findAll(): List<T>
+    fun getRealm(): Realm {
+        return Realm.getInstance(config)
+    }
+}
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