* [[spoiler:Dan's [[{{Tearjerker}} farewell]] to Anne]]
** [[spoiler: "Surprised?" "No. Whether you're an Earthling or an alien, you're still Dan to me."]]
* Dan's promise to be there for Osamu's surgery in Episode 38.
* The exchanges between Furuhashi and [[MyBelovedSmother his mother]] in "Go North!"
* Dr. Miyabe gets a message and some food from his wife in "Project Blue".