Mysterious Girlfriend X: A Mysterious Summer Festival (Series)

Mikoto Urabe

Mikoto Mikoshiba, also known as Mikorin, is a popular high school student at Roman Academy and one of Umetarou Nozaki’s assistants.

Ayako Yoshitani

Akira Tsubaki

Akira Tsubaki is a minor male character in the manga Millennium Snow.

Miyu Irino

Ayuko Oka

Ayuko Oka is a 17-year-old high school student known for her striking appearance and confident personality.

Ryou Hirohashi

Kouhei Ueno

Kouhei Ueno is a 17-year-old student and Ayuko Oka's boyfriend.

Yuuki Kaji

Takaomi Matsubue

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Hiro Yuuki

Youko Tsubaki

Youko Tsubaki is a 24-year-old homemaker who acts as a mother figure to her younger brother, Akira, after their mother’s passing.

Misato Fukuen

Arika Togawa

Arika Togawa is a 17-year-old student and Takaomi Matsubue's girlfriend.

Megumi Hayashibara