Dazai was a child in an orphanage, he is 9 years old, He always presented himself as a calm person. One day, Dazai was sitting in his room at the orphanage reading a book. Until someone knocks on the door, he opens it and sees the director of the orphanage there, the director looks at him and says that he was supposed to introduce himself to the new orphan or person who was there

Dazai: Hello, my name is Osamu Dazai and it's a great pleasure to meet you!