Used the meme generator to get the text and ordered an edible custom cake topper on Amazon. He was pleased.

Edit:
Original Source: My personal photo of the cake, source of the meme: Mistress Remilia Doujin, idk the 6 digit number.

Yeah, the pairing between Yukari and Eiki is pretty interesting. One governs the line itself, the boundary. While the other decides which side of the line is what.

Another one would be Reisen with the Koishi as well as the Three Fairies. You know, Reisen can actually see Koishi just fine.

Meme by Capriemu.

Satori, Koishi, Yuyuko, Mokō, Yukari, and Eiki's portraits by Dairi.

Yeah I know the chances are slim but I want to believe.

Credits: all sprites are from dairi // the Dragon God pic is from Forbidden Scrollery

Was inspired by a post u/fukawatoko made on the Umamusume subreddit, so here's my take on it with Touhou characters.

"I'm not gay!"

"You're not gay yet"

Source: Touhou Lost word

Though I suppose in recent years, Lost Word might be a more remarkable work now? With all the promotions and all that.

Meme by OG Narefu.

Reimu by Lunamoon, from Memories of Phantasm.

Reimu's game portrait is from Wily Beast and Weakest Creature.