Japanese comedian Egashira and his friend Brief-Dan S plan a counter-prank on Shokotan, who had planned to surprise Egashira by pretending to be a store clerk. Egashira, along with a woman named Shiori, pretends to have a girlfriend and goes to Shokotan's store, where Shokotan is disguised as a clerk. Egashira and Shiori try on clothes and engage in a conversation that makes Shokotan believe the girlfriend is real. Meanwhile, Egashira has a hidden package that he uses to prank Shokotan. Eventually, the package blows up, revealing the surprise and leaving Shokotan in tears. The two then reveal that the girlfriend was fake and that they had been planning a counter-prank all along. The video ends with Egashira and Shokotan laughing and promoting their upcoming collaboration video.
Here are the key facts extracted from the text:
1. Egashira and his friend Brief-Dan S are planning a YouTube shoot in Nakano Broadway.
2. Egashira's friend Shokotan has a store in Nakano Broadway, which she produces in collaboration with BEAMS.
3. Egashira wants to do a prank on Shokotan by pretending not to recognize her when she disguises herself as a store clerk.
4. Shokotan plans to surprise Egashira by changing clothes and pretending to be a store clerk.
5. Egashira has a big package that he uses as part of the prank.
6. Egashira meets Shokotan in the store, but pretends not to recognize her.
7. Shokotan tries to have a closer contact with Egashira, but he continues to pretend not to know her.
8. Egashira's "girlfriend" (who is actually a participant in the prank) enters the store and catches Shokotan's attention.
9. Shokotan is convinced that Egashira has a real girlfriend and is surprised when the truth is revealed.
10. Egashira's package is actually a balloon that inflates and blows up, surprising Shokotan.
11. Shokotan bursts into tears after being surprised.
12. Egashira and Shokotan reveal that they knew each other's true identities all along.
13. Shokotan has been a fan of Egashira since she was little.
14. Egashira has met many famous people, including Jackie Chan and Sylvester Stallone.
15. Shokotan has a camera crew filming her interactions with Egashira.
16. Egashira and Shokotan do a collaboration video together.
17. Egashira met Shokotan's mother at a pachinko slot store in Nakano.
18. Egashira got Shokotan's mother's phone number and called her, introducing himself in a serious tone.