I love a good Murakami tribute, but coffee isn't my thing
Per aspera is also used as a saying, but not by the Air Forces, which I would assume is the intended reference point here.
You're almost certainly correct, thank you for the response, it's always a good day when I get to learn some interesting cocktail lore!
A light and delicate aviation. Recommended. The title presumably refers to the RAF (and other commonwealth Air Force’s) motto Per ardua ad astra (through adversity to the stars).
I thought it was "Per aspira ad astra"
Finally bought some M liqueur and had one. Very nice. Sweet and sour and very well balanced.
I'm surprised you had Green Chartreuse, and not Maraschino, the latter is everywhere in my city, and the former is absurdly tricky to track down