diff --git a/app/src/main/kotlin/jackall/moncalc/vo/Drop.kt b/app/src/main/kotlin/jackall/moncalc/vo/Drop.kt
new file mode 100644
index 0000000..db81861
--- /dev/null
+++ b/app/src/main/kotlin/jackall/moncalc/vo/Drop.kt
@@ -0,0 +1,11 @@
+package jackall.moncalc.vo
+
+import io.realm.RealmObject
+
+/**
+ * Created by matsumoto_k on 2017/11/04.
+ */
+open class Drop(
+        open var fruitId: Int = -1,
+        open var gradeId: Int = -1
+) : RealmObject()
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