One Day a Message Window Appeared Out of Nowhere!?

Alternative Name: Aru Hi Totsuzen Message Window ga Hyoujisaretan desu kedo!?;ある日突然メッセージウィンドウが表示されたんですけど！？

Genre(s): Comedy , Ecchi , Harem , Mystery , Romance

Summary:

The protagonist, a university student named Kazuya Hayakawa woke up one day with a message window that shows up in his field of view. This window is always visible to him, and when certain lines are displayed in it, he gets thrown into confusion. From that day onward began Hay... More

The protagonist, a university student named Kazuya Hayakawa woke up one day with a message window that shows up in his field of view. This window is a

The protagonist, a university student named Kazuya Hayakawa woke up one day with a message window that shows up in his field of view. This window is a Less