- Yagyuu Kyuubei
- Shimura Tae
- Toujou Ayumu
- Sakata Gintoki
- Shimura Shinpachi
- Sarutobi Ayame
- Katsura Kotarou
- Kondou Isao
- Rofuto is a spoof of loft, a chain store in Japan that mainly sells household goods.
- Toujou Aya is the main heroine of Ichigo 100%.
- Koujien is a single volume Japanese dictionary, considered by many Japanese to be the most authoritative dictionary.
- A parody of "One-eyed Dragon" general Date Masamuse, who lived during the period of the Warring States, However, he was blind in the right eye, not the left.
- Shihei = suicide corps.
- yamato class battleships are the largest naval vessels of World War 2 as well as the largest and heaviest ever constructed.
- Mariana Trench = the deepest point in the ocean bed, located in the Atlantic Ocean.
- In these scenes are several parodies of the anime Kyou no Go no Ni (Today in 5-2).
- In the scene where they are looking for the participants for the gokon the theme music is similar to the one from Detective Conan