A port of the extra arc originally included in Matsuri, which acts as a bad ending when the player does not make choices that would lead them to Onikakushi, Watanagashi, or Tatarigoroshi for modern consoles in widescreen.
Port of Ozmafia for Playstation Vita and Nintendo Switch. It includes port-exclusive CGs and scenarios written by the original writer and illustrator, Yuumasu and Satoi.
A signal from another planet brings Earth's nations together to send five representatives to alien soil. Met with a desert out of a dream, how will they reconcile with their environment and each other?
A remake of Gyakuten Yoshiwara featuring more CGs, voices, and longer scenarios. The remake also features a new character, Itou Keiji, who has a route.
Sweet Cafe is a special Voltage app that incorporates all the characters from the games. They contain special stories that are specific to the app and sometimes even crossovers between two or more games are included. However, not all of Voltage's games are included - dropped games are currently not included.