■ Behind the scenes of the unknown Kaiware Hammmer ・ The reason for the encounter and the secret story of the formation ・ Even the completed episode of that song is naked! ・ Approach the mystery of the two! ■ All contents are open to the public ・ Add new stories on an irregular basis! ・ We will notify you of new stories! ・ The last page of each story has a postscript written by the person himself! If you have any inquiries, please contact us apps_contact@goodroid.co.jp (Enter "Kaiware Manga" in the subject line)