diff --git a/README.md b/README.md
index dea07e4..e15a8d5 100644
--- a/README.md
+++ b/README.md
@@ -1 +1 @@
-# iroha
+# Infinite Iroha(∞いろは)
diff --git a/profile/README.md b/profile/README.md
index 1e0ca6a..e15a8d5 100644
--- a/profile/README.md
+++ b/profile/README.md
@@ -1 +1 @@
-# 
+# Infinite Iroha(∞いろは)