What I wonder is what they're actually talking about. I mean, aside from umbrellas, what do all four of them have in common enough to discuss with each other?
Enko said: 5 whit that shotgun umbrella Rinnosuke has in his store.
You made me laugh twice. The second one was when I realized that - in fact - this fifth umbrella is canon. Inaba of the Moon and Inaba of the Earth was written by the ZUN after all.
Dakkan said: What I wonder is what they're actually talking about. I mean, aside from umbrellas, what do all four of them have in common enough to discuss with each other?
Yukari, Yuuka and Remi might be disputing how to take over Gensokyo, Kogasa on the other had seems to be taken out of conversation... bleh... just my imagination...