A possible concise summary is:
Egashira 2:50 and his friends challenge themselves to eat 100 spicy tsukemen noodles at a restaurant in Hiroshima. They suffer from the extreme spiciness and sweat profusely, but they are helped by Ito, who sells them expensive ice candy. Egashira shows his comedian spirit and eats all his noodles, and encourages his friends to do the same. They all manage to finish their food and thank the staff. They end the video with a wish for peace.
Here are the key facts extracted from the text:
1. The group is in Hiroshima at the Hiroshima Tsukemen Honten, Bakudan-ya's main restaurant.
2. Egashira-san is going to eat very hot tsukemen noodles with a spice level of 100.
3. Hiroshima Prefecture is known as the holy land of hot tsukemen.
4. The group is going to rent out the restaurant for a little while.
5. Egashira-san's favorite ice candy is sold by a man named Ito.
6. Ito did not come to the restaurant because he did not want to travel all the way to Hiroshima.
7. The group is going to play a game where the person with the biggest dice roll gets to choose how spicy their noodles are.
8. S won the game and got to choose the spiciness of his noodles, but he chose 1 spicy instead of 100 spicy.
9. The normal spice level of the noodles at the restaurant is 2 spicy.
10. Egashira-san's friends, L and M, are also eating the noodles, but they are having a hard time with the spiciness.
11. Ito arrived at the restaurant and brought Gatsun to Mikan, which is a favorite snack of Egashira-san's.
12. Egashira-san ate all of his noodles, including the spicy ones.
13. The group finished eating all of the noodles, including the spicy ones.
14. The group is happy and relieved that they finished eating the spicy noodles.