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While at Café Donguri, Hokuto discusses with Hayate and Nagi that the grand prize from the drawing event at the Ginnan shopping district spring silver festival would be a "HD DVD player for a 360". This is a reference to the discontinued HD DVD Player accessory for the Xbox 360.
This is the first time in the series that Hinagiku uses her alias of Silver Red.
After hearing Sliver Red's voice, Hayate notes that Sliver Red's voice sounded like Ya**erman No.2 before noting that it sounded more like Boo*a. This is a reference to the two characters Ai Kaminari (Yatterman No.2) and Boota who appear respectively in the series Yatterman (2008) and Gurren Lagann
Additionally, the seiyuu who voices both Ai Kaminari (Yatterman No.2) and Boota is Shizuka Itō who voices Hinagiku in the Hayate no Gotoku! anime series.
The production workers in this chapter are seen wearing masks that resemble the character Kaonashi (also known as No-Face) who is from the movie Spirited Away.