Considering Yuyuko's personality in this series I highly doubt that Yuyuko "planned this." She probably did just mistake the guy as Youki.
...I only saw him for a second, so it could've been anybody, really!Seeking Peace of MindWhat!? Here, in the stadium?!Mmmm, well, I'm pretty sure it was Youki, but...Akyuu:
This actually feels more like tsujigiri than anything, doesn't it?What unprecedented violence! The gong hasn't even rung yet!!*BAAANG*!!Kapa...Episode 132: I Became StrongFrom the Artist's Pixiv pageNo... they spent too many years together for Lady Yuyuko to mistake him for anyone else...He's here, and he's watching me!I've got to win, now!! Whatever it takes!!It's not him.Here are the bentou you ordered!Expense VoucherOh, it's the village bentou maker.Thanks for everything~*CRAAAAAASH*