diff --git a/knoda/README.md b/knoda/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..796c95d353f961f632c60d81ef2bdf62fa8ea5ff
--- /dev/null
+++ b/knoda/README.md
@@ -0,0 +1,2 @@
+# Paiza
+knoda用
diff --git a/knoda/src/.gitkeep b/knoda/src/.gitkeep
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/knoda/test/.gitkeep b/knoda/test/.gitkeep
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/ykoiso/README.md b/ykoiso/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..7b92de93e533b93fb10847085326ffd7c69c5f03
--- /dev/null
+++ b/ykoiso/README.md
@@ -0,0 +1,2 @@
+# Paiza
+ykoiso用
diff --git a/ykoiso/src/.gitkeep b/ykoiso/src/.gitkeep
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/ykoiso/test/.gitkeep b/ykoiso/test/.gitkeep
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391