While the three girls have minimal interactions with each other, they all seem to be on friendly terms.
It is seen in chapter 2, Chiaki is spending time with Mikan at the Mirai Hotel Lobby. Chiaki seems to enjoy Mikans company, as she doesn't mind Mikan spending time with her.
Chapter 3 comes around and Chiaki is disappointed in Mikan.
As for Band-Aid, Ibuki was Mikan's first and very best friend. Ibuki thinks its adorable when Mikan is flustered. Mikan appreciates Ibuki and Chiaki for being her friend, and seems to be thankful a lot.
Nanabuki is a rarepair. In chapter 2, Ibuki expresses her attraction to Chiaki's bathing suit. In Chapter three, the two with Hiyoko Saionji, performs a concert in honor of Mahiru Koizumi.
In Despair Arc, they play video games together.
Chiaki, Ibuki and Mikan are often cited as being the three most popular female characters from the second game. As such, there are many fans who enjoy seeing them together, despite them having very few interactions.
Fans of the ship also enjoy the way Chiaki and Ibuki are shown to be friendly around Mikan, as she often displays nervousness in social situations, hence why the ship is sometimes called the "Mikan Protection Squad."
When it comes to poly ships in the Danganronpa fandom, Nanatsumioda is among the more popular. Although most fans prefer to just ship Ibuki and Mikan either together or with other characters, while Chiaki is primarily shipped with Hajime. Regardless, the three girls are still a popular trio, and they are featured together in numerous pieces of fan art.
- Chiaki, Ibuki and Mikan have frequently made appearances in other media, likely because of their popularity.
- All three characters appeared in Divine Gate, Hōkai Gakuen 2 and Sengoku Asuka ZERO as part of various collaborative projects.
- Chiaki and Ibuki appear as playable skin in the rhythm-game Crypt of the NecroDancer.
- Chiaki and Mikan appear as character costumes in Identity V.
- Band Aid refers to the ship just between Ibuki and Mikan.
- Nanabuki refers to the ship just between Chiaki and Ibuki.
- Nanamiki refers to the ship just between Chiaki and Mikan.