diff --git a/app/src/main/kotlin/jackall/moncalc/adapter/RegistAdapter.kt b/app/src/main/kotlin/jackall/moncalc/adapter/RegistAdapter.kt
new file mode 100644
index 0000000..139ff75
--- /dev/null
+++ b/app/src/main/kotlin/jackall/moncalc/adapter/RegistAdapter.kt
@@ -0,0 +1,42 @@
+package jackall.moncalc.adapter
+
+import android.content.Context
+import android.databinding.DataBindingUtil
+import android.support.v7.widget.RecyclerView
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import jackall.moncalc.R
+import jackall.moncalc.databinding.RegistItemBinding
+import jackall.moncalc.viewmodel.RegistItemViewModel
+
+/**
+ * Created by matsumoto_k on 2017/11/04.
+ */
+class RegistAdapter(val context: Context, val items: ArrayList<RegistItemViewModel>) : RecyclerView.Adapter<RegistAdapter.ViewHolder>() {
+    override fun onCreateViewHolder(parent: ViewGroup?, viewType: Int): ViewHolder {
+        val binding = DataBindingUtil.inflate<RegistItemBinding>(LayoutInflater.from(context), R.layout.regist_item, parent, false)
+        return ViewHolder(binding)
+    }
+
+    override fun onBindViewHolder(holder: ViewHolder?, position: Int) {
+        holder?.binding?.viewModel = items.get(position)
+    }
+
+    override fun getItemCount(): Int {
+        return items.count()
+    }
+
+    fun add(item: RegistItemViewModel) {
+        items.add(item)
+        notifyItemInserted(items.size - 1)
+    }
+
+    fun remove() {
+        if (itemCount > 1) {
+            items.removeAt(itemCount - 1)
+            notifyItemRemoved(itemCount)
+        }
+    }
+
+    inner class ViewHolder(val binding: RegistItemBinding) : RecyclerView.ViewHolder(binding.root)
+}
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