If you accept cookies from our site and you choose "Yes, Continue", you will not be asked again during this session (that is, until you close your browser). If you log in you can store your preference and never be asked again.
After being apart over a long mission, Nagumo needs a reminder of just whose partner he is. Akao, still sleepy from jetlag, tries the first thing which comes to mind, and that seems to work fine.